56499874456 has 16 divisors (see below), whose sum is σ = 105940646640. Its totient is φ = 28249035360.

The previous prime is 56499874447. The next prime is 56499874471. The reversal of 56499874456 is 65447899465.

It is a super-2 number, since 2×56499874456² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56499874391 and 56499874400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206790 + ... + 394666.

It is an arithmetic number, because the mean of its divisors is an integer number (6621290415).

Almost surely, 2^56499874456 is an apocalyptic number.

It is an amenable number.

56499874456 is a deficient number, since it is larger than the sum of its proper divisors (49440772184).

56499874456 is a wasteful number, since it uses less digits than its factorization.

56499874456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225474 (or 225470 counting only the distinct ones).

The product of its digits is 261273600, while the sum is 67.

The spelling of 56499874456 in words is "fifty-six billion, four hundred ninety-nine million, eight hundred seventy-four thousand, four hundred fifty-six".