8485583451777 has 6 divisors (see below), whose sum is σ = 12256953874802. Its totient is φ = 5657055634512.

The previous prime is 8485583451701. The next prime is 8485583451797. The reversal of 8485583451777 is 7771543855848.

8485583451777 is a `hidden beast` number, since 8 + 4 + 8 + 5 + 5 + 8 + 34 + 517 + 77 = 666.

It can be written as a sum of positive squares in only one way, i.e., 7674141010176 + 811442441601 = 2770224^2 + 900801^2 .

It is not a de Polignac number, because 8485583451777 - 2¹² = 8485583447681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8485583451797) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 471421302868 + ... + 471421302885.

Almost surely, 2^{8485583451777} is an apocalyptic number.

It is an amenable number.

8485583451777 is a deficient number, since it is larger than the sum of its proper divisors (3771370423025).

8485583451777 is a wasteful number, since it uses less digits than its factorization.

8485583451777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 942842605759 (or 942842605756 counting only the distinct ones).

The product of its digits is 1053696000, while the sum is 72.

The spelling of 8485583451777 in words is "eight trillion, four hundred eighty-five billion, five hundred eighty-three million, four hundred fifty-one thousand, seven hundred seventy-seven".