How many angels is there out there? ( Archived) (5)

There are more angels than there are stars in the universe. Literally a "multitude" and "legions".
A complete Roman legion comprised 10, 000 when including the auxilaries. Notice the 'S' at legions.

For starters, each and every living human being has two angels assigned to them. That's nearly 9 billion right there. And NO they are not "guardian angels" but serve as witnesses for/against the individual person.

Then there are the angels whose duty is to worship the living God day and night with praises and songs.

Then there are angels whose duty is to play music in the higher realms. Their boss used to be Lucifer ( an Archangel ) until he rebelled against God his master. I know not which angel took the place of that traitor.
There are also angels-messengers whose duty it is to make relay between our realm and God's realm.

Then there is a legion of angels serving/worshipping the Son of God and every prophet that ever existed also has his own legion of angels.

"Seven angels or archangels correspond to days of the week: Michael (Sunday), Gabriel (Monday), Uriel (Tuesday), Raphael (Wednesday), Selaphiel (Thursday), Raguel or Jegudiel (Friday), and Barachiel (Saturday)"
Those are Archangels, leaders of their own legions of angels and the big boss of those is Michael.

Then there are angels I've never read about or heard about and lord only knows what they do and who they're supposed to serve.

Finally, there are legions of angel-traitors who willed to follow the chief-traitor. We know them as "demons" or Jinns and they serve their new master Satan aka Lucifer aka the father of lies aka the lion who devours aka Shetan aka the prince of darkness aka the deciever...