56397998034574 has 24 divisors (see below), whose sum is σ = 98421252542928. Its totient is φ = 24167500197120.

The previous prime is 56397998034491. The next prime is 56397998034613. The reversal of 56397998034574 is 47543089979365.

It is a super-2 number, since 2×56397998034574² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56397998034494 and 56397998034503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35776762 + ... + 37319869.

It is an arithmetic number, because the mean of its divisors is an integer number (4100885522622).

Almost surely, 2^{56397998034574} is an apocalyptic number.

56397998034574 is a deficient number, since it is larger than the sum of its proper divisors (42023254508354).

56397998034574 is a wasteful number, since it uses less digits than its factorization.

56397998034574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73104520 (or 73104513 counting only the distinct ones).

The product of its (nonzero) digits is 6172588800, while the sum is 79.

The spelling of 56397998034574 in words is "fifty-six trillion, three hundred ninety-seven billion, nine hundred ninety-eight million, thirty-four thousand, five hundred seventy-four".