8791806149604 has 81 divisors (see below), whose sum is σ = 22306016632809. Its totient is φ = 2919791302560.

The previous prime is 8791806149593. The next prime is 8791806149629. The reversal of 8791806149604 is 4069416081978.

The square root of 8791806149604 is 2965098.

It is a perfect power (a square), and thus also a powerful number.

8791806149604 is a `hidden beast` number, since 8 + 7 + 9 + 1 + 8 + 0 + 6 + 14 + 9 + 604 = 666.

It can be written as a sum of positive squares in only one way, i.e., 7675504020900 + 1116302128704 = 2770470^2 + 1056552^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 5888683882 + ... + 5888685374.

Almost surely, 2^{8791806149604} is an apocalyptic number.

8791806149604 is the 2965098-th square number.

It is an amenable number.

8791806149604 is an abundant number, since it is smaller than the sum of its proper divisors (13514210483205).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8791806149604 is an equidigital number, since it uses as much as digits as its factorization.

8791806149604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3658 (or 1829 counting only the distinct ones).

The product of its (nonzero) digits is 20901888, while the sum is 63.

The spelling of 8791806149604 in words is "eight trillion, seven hundred ninety-one billion, eight hundred six million, one hundred forty-nine thousand, six hundred four".