There were probably about 66,600 angels besides Satan that were banished from heaven, I believe in angels because I have some in heaven shirt, hoodie, sweater and v-neck t-shirt. In the Bible the number 6 often indicates something that is imperfect, short of 7 which represents heavenly completion or perfection. Besides these, humanity is vulnerable to the influence of the 66,600 rebellious wicked angels that exist in parallel dimensions within the atmosphere of the earth. They are sometimes known as ghosts, spirits or even aliens and in the ancient times gods. The number of them also shows why some religions believed or believe in thousands of gods.