656551060 has 48 divisors (see below), whose sum is σ = 1506314880. Its totient is φ = 238394240.

The previous prime is 656551043. The next prime is 656551073. The reversal of 656551060 is 60155656.

It is a congruent number.

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, 182802 + ... + 186358.

It is an arithmetic number, because the mean of its divisors is an integer number (31381560).

Almost surely, 2^656551060 is an apocalyptic number.

It is an amenable number.

656551060 is an abundant number, since it is smaller than the sum of its proper divisors (849763820).

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

656551060 is a wasteful number, since it uses less digits than its factorization.

656551060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4416 (or 4414 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 34.

The square root of 656551060 is about 25623.2523306469. The cubic root of 656551060 is about 869.1395288525.

The spelling of 656551060 in words is "six hundred fifty-six million, five hundred fifty-one thousand, sixty".