656660116610 has 32 divisors (see below), whose sum is σ = 1200884009472. Its totient is φ = 258489610240.

The previous prime is 656660116589. The next prime is 656660116663. The reversal of 656660116610 is 16611066656.

656660116610 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, 1325906 + ... + 1752525.

It is an arithmetic number, because the mean of its divisors is an integer number (37527625296).

Almost surely, 2^656660116610 is an apocalyptic number.

656660116610 is a deficient number, since it is larger than the sum of its proper divisors (544223892862).

656660116610 is a wasteful number, since it uses less digits than its factorization.

656660116610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3078778.

The product of its (nonzero) digits is 233280, while the sum is 44.

The spelling of 656660116610 in words is "six hundred fifty-six billion, six hundred sixty million, one hundred sixteen thousand, six hundred ten".