56651613732 has 48 divisors (see below), whose sum is σ = 167856635520. Its totient is φ = 16186175136.

The previous prime is 56651613731. The next prime is 56651613749. The reversal of 56651613732 is 23731615665.

56651613732 is a `hidden beast` number, since 5 + 66 + 516 + 1 + 3 + 73 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (56651613731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37467243 + ... + 37468754.

It is an arithmetic number, because the mean of its divisors is an integer number (3497013240).

Almost surely, 2^56651613732 is an apocalyptic number.

It is an amenable number.

56651613732 is an abundant number, since it is smaller than the sum of its proper divisors (111205021788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56651613732 is a wasteful number, since it uses less digits than its factorization.

56651613732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74936017 (or 74936009 counting only the distinct ones).

The product of its digits is 680400, while the sum is 45.

The spelling of 56651613732 in words is "fifty-six billion, six hundred fifty-one million, six hundred thirteen thousand, seven hundred thirty-two".