56601151971 has 48 divisors (see below), whose sum is σ = 94788635904. Its totient is φ = 29409823872.

The previous prime is 56601151961. The next prime is 56601151979. The reversal of 56601151971 is 17915110665.

56601151971 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56601151971 - 2⁷ = 56601151843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56601151979) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 118765 + ... + 356801.

It is an arithmetic number, because the mean of its divisors is an integer number (1974763248).

Almost surely, 2^56601151971 is an apocalyptic number.

56601151971 is a deficient number, since it is larger than the sum of its proper divisors (38187483933).

56601151971 is a wasteful number, since it uses less digits than its factorization.

56601151971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238140 (or 238127 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 42.

The spelling of 56601151971 in words is "fifty-six billion, six hundred one million, one hundred fifty-one thousand, nine hundred seventy-one".