56874991825 has 24 divisors (see below), whose sum is σ = 72051945920. Its totient is φ = 44523864000.

The previous prime is 56874991819. The next prime is 56874991853. The reversal of 56874991825 is 52819947865.

It is a happy number.

It is not a de Polignac number, because 56874991825 - 2¹⁹ = 56874467537 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 140491 + ... + 365359.

Almost surely, 2^56874991825 is an apocalyptic number.

It is an amenable number.

56874991825 is a deficient number, since it is larger than the sum of its proper divisors (15176954095).

56874991825 is a wasteful number, since it uses less digits than its factorization.

56874991825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225097 (or 225092 counting only the distinct ones).

The product of its digits is 43545600, while the sum is 64.

The spelling of 56874991825 in words is "fifty-six billion, eight hundred seventy-four million, nine hundred ninety-one thousand, eight hundred twenty-five".