56126646456 has 32 divisors (see below), whose sum is σ = 147701702400. Its totient is φ = 17724204000.

The previous prime is 56126646431. The next prime is 56126646469. The reversal of 56126646456 is 65464662165.

It is a junction number, because it is equal to n+sod(n) for n = 56126646399 and 56126646408.

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, 61541920 + ... + 61542831.

It is an arithmetic number, because the mean of its divisors is an integer number (4615678200).

Almost surely, 2^56126646456 is an apocalyptic number.

It is an amenable number.

56126646456 is an abundant number, since it is smaller than the sum of its proper divisors (91575055944).

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

56126646456 is a wasteful number, since it uses less digits than its factorization.

56126646456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123084779 (or 123084775 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 51.

The spelling of 56126646456 in words is "fifty-six billion, one hundred twenty-six million, six hundred forty-six thousand, four hundred fifty-six".