56787574371 has 16 divisors (see below), whose sum is σ = 82882033920. Its totient is φ = 34299242720.

The previous prime is 56787574343. The next prime is 56787574373. The reversal of 56787574371 is 17347578765.

It is a cyclic number.

It is not a de Polignac number, because 56787574371 - 2⁵ = 56787574339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56787574373) 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, 2926911 + ... + 2946248.

It is an arithmetic number, because the mean of its divisors is an integer number (5180127120).

Almost surely, 2^56787574371 is an apocalyptic number.

56787574371 is a deficient number, since it is larger than the sum of its proper divisors (26094459549).

56787574371 is a wasteful number, since it uses less digits than its factorization.

56787574371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5873466.

The product of its digits is 34574400, while the sum is 60.

It can be divided in two parts, 567875 and 74371, that added together give a palindrome (642246).

The spelling of 56787574371 in words is "fifty-six billion, seven hundred eighty-seven million, five hundred seventy-four thousand, three hundred seventy-one".