56112657 has 16 divisors (see below), whose sum is σ = 76148352. Its totient is φ = 36748800.

The previous prime is 56112653. The next prime is 56112677. The reversal of 56112657 is 75621165.

It is not a de Polignac number, because 56112657 - 2² = 56112653 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56112653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43303 + ... + 44579.

It is an arithmetic number, because the mean of its divisors is an integer number (4759272).

Almost surely, 2^56112657 is an apocalyptic number.

It is an amenable number.

56112657 is a deficient number, since it is larger than the sum of its proper divisors (20035695).

56112657 is a wasteful number, since it uses less digits than its factorization.

56112657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1528.

The product of its digits is 12600, while the sum is 33.

The square root of 56112657 is about 7490.8382040997. The cubic root of 56112657 is about 382.8426183839.

The spelling of 56112657 in words is "fifty-six million, one hundred twelve thousand, six hundred fifty-seven".