56455656 has 32 divisors (see below), whose sum is σ = 141341760. Its totient is φ = 18791552.

The previous prime is 56455627. The next prime is 56455697. The reversal of 56455656 is 65655465.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22396 + ... + 24788.

It is an arithmetic number, because the mean of its divisors is an integer number (4416930).

Almost surely, 2^56455656 is an apocalyptic number.

It is an amenable number.

56455656 is an abundant number, since it is smaller than the sum of its proper divisors (84886104).

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

56455656 is a wasteful number, since it uses less digits than its factorization.

56455656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3385 (or 3381 counting only the distinct ones).

The product of its digits is 540000, while the sum is 42.

The square root of 56455656 is about 7513.6978911851. The cubic root of 56455656 is about 383.6210997791.

The spelling of 56455656 in words is "fifty-six million, four hundred fifty-five thousand, six hundred fifty-six".