56776951 has 12 divisors (see below), whose sum is σ = 71324176. Its totient is φ = 44241120.

The previous prime is 56776943. The next prime is 56776961. The reversal of 56776951 is 15967765.

It is a happy number.

It is not a de Polignac number, because 56776951 - 2³ = 56776943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56776961) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32670 + ... + 34363.

Almost surely, 2^56776951 is an apocalyptic number.

56776951 is a deficient number, since it is larger than the sum of its proper divisors (14547225).

56776951 is a wasteful number, since it uses less digits than its factorization.

56776951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67062 (or 67051 counting only the distinct ones).

The product of its digits is 396900, while the sum is 46.

The square root of 56776951 is about 7535.0481750285. The cubic root of 56776951 is about 384.3474660780.

The spelling of 56776951 in words is "fifty-six million, seven hundred seventy-six thousand, nine hundred fifty-one".