56612772352 has 20 divisors (see below), whose sum is σ = 113114973906. Its totient is φ = 28306385920.

The previous prime is 56612772331. The next prime is 56612772383. The reversal of 56612772352 is 25327721665.

It can be written as a sum of positive squares in only one way, i.e., 34798663936 + 21814108416 = 186544^2 + 147696^2 .

It is a super-2 number, since 2×56612772352² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55285399 + ... + 55286422.

Almost surely, 2^56612772352 is an apocalyptic number.

It is an amenable number.

56612772352 is a deficient number, since it is larger than the sum of its proper divisors (56502201554).

56612772352 is an equidigital number, since it uses as much as digits as its factorization.

56612772352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110571839 (or 110571823 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 46.

The spelling of 56612772352 in words is "fifty-six billion, six hundred twelve million, seven hundred seventy-two thousand, three hundred fifty-two".