56856506224 has 40 divisors (see below), whose sum is σ = 132522688640. Its totient is φ = 23084595648.

The previous prime is 56856506183. The next prime is 56856506251. The reversal of 56856506224 is 42260565865.

It is a congruent number.

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, 13357014 + ... + 13361269.

It is an arithmetic number, because the mean of its divisors is an integer number (3313067216).

Almost surely, 2^56856506224 is an apocalyptic number.

It is an amenable number.

56856506224 is an abundant number, since it is smaller than the sum of its proper divisors (75666182416).

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

56856506224 is a wasteful number, since it uses less digits than its factorization.

56856506224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26718317 (or 26718311 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 49.

The spelling of 56856506224 in words is "fifty-six billion, eight hundred fifty-six million, five hundred six thousand, two hundred twenty-four".