56957553574 has 32 divisors (see below), whose sum is σ = 88196211072. Its totient is φ = 27572400000.

The previous prime is 56957553509. The next prime is 56957553577. The reversal of 56957553574 is 47535575965.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56957553577) 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, 15387924 + ... + 15391624.

It is an arithmetic number, because the mean of its divisors is an integer number (2756131596).

Almost surely, 2^56957553574 is an apocalyptic number.

56957553574 is a deficient number, since it is larger than the sum of its proper divisors (31238657498).

56957553574 is a wasteful number, since it uses less digits than its factorization.

56957553574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5472.

The product of its digits is 99225000, while the sum is 61.

The spelling of 56957553574 in words is "fifty-six billion, nine hundred fifty-seven million, five hundred fifty-three thousand, five hundred seventy-four".