56583664320 has 112 divisors (see below), whose sum is σ = 179706666240. Its totient is φ = 15084481536.

The previous prime is 56583664307. The next prime is 56583664363. The reversal of 56583664320 is 2346638565.

It is a super-2 number, since 2×56583664320² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 56583664320.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4331719 + ... + 4344761.

Almost surely, 2^56583664320 is an apocalyptic number.

It is an amenable number.

56583664320 is an abundant number, since it is smaller than the sum of its proper divisors (123123001920).

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

56583664320 is a wasteful number, since it uses less digits than its factorization.

56583664320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17582 (or 17572 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 48.

The spelling of 56583664320 in words is "fifty-six billion, five hundred eighty-three million, six hundred sixty-four thousand, three hundred twenty".