56982562551 has 6 divisors (see below), whose sum is σ = 82308145920. Its totient is φ = 37988375028.

The previous prime is 56982562529. The next prime is 56982562561. The reversal of 56982562551 is 15526528965.

It is a happy number.

56982562551 is a `hidden beast` number, since 5 + 6 + 9 + 8 + 2 + 5 + 625 + 5 + 1 = 666.

It is not a de Polignac number, because 56982562551 - 2¹⁰ = 56982561527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56982562561) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3165697911 + ... + 3165697928.

It is an arithmetic number, because the mean of its divisors is an integer number (13718024320).

Almost surely, 2^56982562551 is an apocalyptic number.

56982562551 is a deficient number, since it is larger than the sum of its proper divisors (25325583369).

56982562551 is a wasteful number, since it uses less digits than its factorization.

56982562551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6331395845 (or 6331395842 counting only the distinct ones).

The product of its digits is 6480000, while the sum is 54.

The spelling of 56982562551 in words is "fifty-six billion, nine hundred eighty-two million, five hundred sixty-two thousand, five hundred fifty-one".