56612772351 has 6 divisors (see below), whose sum is σ = 81774004520. Its totient is φ = 37741848228.

The previous prime is 56612772331. The next prime is 56612772383. The reversal of 56612772351 is 15327721665.

It is a happy number.

56612772351 is a `hidden beast` number, since 5 + 6 + 612 + 7 + 7 + 23 + 5 + 1 = 666.

It is not a de Polignac number, because 56612772351 - 2⁵ = 56612772319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56612772297 and 56612772306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56612772331) 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, 3145154011 + ... + 3145154028.

Almost surely, 2^56612772351 is an apocalyptic number.

56612772351 is a deficient number, since it is larger than the sum of its proper divisors (25161232169).

56612772351 is a wasteful number, since it uses less digits than its factorization.

56612772351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6290308045 (or 6290308042 counting only the distinct ones).

The product of its digits is 529200, while the sum is 45.

The spelling of 56612772351 in words is "fifty-six billion, six hundred twelve million, seven hundred seventy-two thousand, three hundred fifty-one".