56011656 has 16 divisors (see below), whose sum is σ = 140029200. Its totient is φ = 18670544.

The previous prime is 56011621. The next prime is 56011661. The reversal of 56011656 is 65611065.

56011656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1166886 + ... + 1166933.

It is an arithmetic number, because the mean of its divisors is an integer number (8751825).

Almost surely, 2^56011656 is an apocalyptic number.

It is an amenable number.

56011656 is an abundant number, since it is smaller than the sum of its proper divisors (84017544).

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

56011656 is a wasteful number, since it uses less digits than its factorization.

56011656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2333828 (or 2333824 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 56011656 is about 7484.0935322857. The cubic root of 56011656 is about 382.6127789105.

The spelling of 56011656 in words is "fifty-six million, eleven thousand, six hundred fifty-six".