56612070666 has 32 divisors (see below), whose sum is σ = 125823309120. Its totient is φ = 18867884112.

The previous prime is 56612070659. The next prime is 56612070727. The reversal of 56612070666 is 66607021665.

56612070666 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 15 ways as a sum of consecutive naturals, for example, 305896 + ... + 454748.

It is an arithmetic number, because the mean of its divisors is an integer number (3931978410).

Almost surely, 2^56612070666 is an apocalyptic number.

56612070666 is an abundant number, since it is smaller than the sum of its proper divisors (69211238454).

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

56612070666 is a wasteful number, since it uses less digits than its factorization.

56612070666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155907 (or 155901 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The spelling of 56612070666 in words is "fifty-six billion, six hundred twelve million, seventy thousand, six hundred sixty-six".