8957661604 has 12 divisors (see below), whose sum is σ = 16357469184. Its totient is φ = 4284098984.

The previous prime is 8957661593. The next prime is 8957661617. The reversal of 8957661604 is 4061667598.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48682852 + ... + 48683035.

It is an arithmetic number, because the mean of its divisors is an integer number (1363122432).

Almost surely, 2^8957661604 is an apocalyptic number.

It is an amenable number.

8957661604 is a deficient number, since it is larger than the sum of its proper divisors (7399807580).

8957661604 is a wasteful number, since it uses less digits than its factorization.

8957661604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97365914 (or 97365912 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 52.

The square root of 8957661604 is about 94644.9238152792. The cubic root of 8957661604 is about 2076.8169388970.

The spelling of 8957661604 in words is "eight billion, nine hundred fifty-seven million, six hundred sixty-one thousand, six hundred four".