56697197174 has 4 divisors (see below), whose sum is σ = 85045795764. Its totient is φ = 28348598586.

The previous prime is 56697197149. The next prime is 56697197203. The reversal of 56697197174 is 47179179665.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14174299292 + ... + 14174299295.

It is an arithmetic number, because the mean of its divisors is an integer number (21261448941).

Almost surely, 2^56697197174 is an apocalyptic number.

56697197174 is a deficient number, since it is larger than the sum of its proper divisors (28348598590).

56697197174 is a wasteful number, since it uses less digits than its factorization.

56697197174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28348598589.

The product of its digits is 20003760, while the sum is 62.

The spelling of 56697197174 in words is "fifty-six billion, six hundred ninety-seven million, one hundred ninety-seven thousand, one hundred seventy-four".