56731710495120 has 80 divisors (see below), whose sum is σ = 175872298071552. Its totient is φ = 15128112430080.

The previous prime is 56731710495101. The next prime is 56731710495121. The reversal of 56731710495120 is 2159401713765.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (56731710495121) 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, 7988940 + ... + 13314900.

Almost surely, 2^{56731710495120} is an apocalyptic number.

It is an amenable number.

56731710495120 is an abundant number, since it is smaller than the sum of its proper divisors (119140587576432).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56731710495120 is a wasteful number, since it uses less digits than its factorization.

56731710495120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5370360 (or 5370354 counting only the distinct ones).

The product of its (nonzero) digits is 1587600, while the sum is 51.

The spelling of 56731710495120 in words is "fifty-six trillion, seven hundred thirty-one billion, seven hundred ten million, four hundred ninety-five thousand, one hundred twenty".