56705551716 has 24 divisors (see below), whose sum is σ = 144341404704. Its totient is φ = 17183500480.

The previous prime is 56705551709. The next prime is 56705551729. The reversal of 56705551716 is 61715550765.

56705551716 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214793625 + ... + 214793888.

It is an arithmetic number, because the mean of its divisors is an integer number (6014225196).

Almost surely, 2^56705551716 is an apocalyptic number.

It is an amenable number.

56705551716 is an abundant number, since it is smaller than the sum of its proper divisors (87635852988).

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

56705551716 is a wasteful number, since it uses less digits than its factorization.

56705551716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429587531 (or 429587529 counting only the distinct ones).

The product of its (nonzero) digits is 1102500, while the sum is 48.

The spelling of 56705551716 in words is "fifty-six billion, seven hundred five million, five hundred fifty-one thousand, seven hundred sixteen".