56656255 has 4 divisors (see below), whose sum is σ = 67987512. Its totient is φ = 45325000.

The previous prime is 56656247. The next prime is 56656273. The reversal of 56656255 is 55265665.

56656255 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 56656255 - 2³ = 56656247 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 5665621 + ... + 5665630.

It is an arithmetic number, because the mean of its divisors is an integer number (16996878).

Almost surely, 2^56656255 is an apocalyptic number.

56656255 is a deficient number, since it is larger than the sum of its proper divisors (11331257).

56656255 is a wasteful number, since it uses less digits than its factorization.

56656255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11331256.

The product of its digits is 270000, while the sum is 40.

The square root of 56656255 is about 7527.0349407984. The cubic root of 56656255 is about 384.0749252489.

The spelling of 56656255 in words is "fifty-six million, six hundred fifty-six thousand, two hundred fifty-five".