56705051718 has 24 divisors (see below), whose sum is σ = 140412509328. Its totient is φ = 16201443312.

The previous prime is 56705051699. The next prime is 56705051773. The reversal of 56705051718 is 81715050765.

56705051718 is a `hidden beast` number, since 5 + 6 + 70 + 50 + 517 + 18 = 666.

56705051718 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 225019921 + ... + 225020172.

It is an arithmetic number, because the mean of its divisors is an integer number (5850521222).

Almost surely, 2^56705051718 is an apocalyptic number.

56705051718 is an abundant number, since it is smaller than the sum of its proper divisors (83707457610).

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

56705051718 is a wasteful number, since it uses less digits than its factorization.

56705051718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450040108 (or 450040105 counting only the distinct ones).

The product of its (nonzero) digits is 294000, while the sum is 45.

The spelling of 56705051718 in words is "fifty-six billion, seven hundred five million, fifty-one thousand, seven hundred eighteen".