656226160 has 40 divisors (see below), whose sum is σ = 1537397136. Its totient is φ = 260482560.

The previous prime is 656226157. The next prime is 656226203. The reversal of 656226160 is 61622656.

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 20829 + ... + 41788.

Almost surely, 2^656226160 is an apocalyptic number.

It is an amenable number.

656226160 is an abundant number, since it is smaller than the sum of its proper divisors (881170976).

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

656226160 is a wasteful number, since it uses less digits than its factorization.

656226160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62761 (or 62755 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 656226160 is about 25616.9116015182. The cubic root of 656226160 is about 868.9961381132.

The spelling of 656226160 in words is "six hundred fifty-six million, two hundred twenty-six thousand, one hundred sixty".