56113664 has 20 divisors (see below), whose sum is σ = 112118754. Its totient is φ = 28056576.

The previous prime is 56113657. The next prime is 56113691. The reversal of 56113664 is 46631165.

It can be written as a sum of positive squares in only one way, i.e., 29073664 + 27040000 = 5392^2 + 5200^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 56113664.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54287 + ... + 55310.

Almost surely, 2^56113664 is an apocalyptic number.

It is an amenable number.

56113664 is a deficient number, since it is larger than the sum of its proper divisors (56005090).

56113664 is an equidigital number, since it uses as much as digits as its factorization.

56113664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109615 (or 109599 counting only the distinct ones).

The product of its digits is 12960, while the sum is 32.

The square root of 56113664 is about 7490.9054192401. The cubic root of 56113664 is about 382.8449085399.

The spelling of 56113664 in words is "fifty-six million, one hundred thirteen thousand, six hundred sixty-four".