656352254532 has 48 divisors (see below), whose sum is σ = 1702498499072. Its totient is φ = 195439875840.

The previous prime is 656352254483. The next prime is 656352254549. The reversal of 656352254532 is 235452253656.

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, 67856233 + ... + 67865904.

Almost surely, 2^656352254532 is an apocalyptic number.

656352254532 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

656352254532 is an abundant number, since it is smaller than the sum of its proper divisors (1046146244540).

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

656352254532 is a wasteful number, since it uses less digits than its factorization.

656352254532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135722188 (or 135722186 counting only the distinct ones).

The product of its digits is 6480000, while the sum is 48.

The spelling of 656352254532 in words is "six hundred fifty-six billion, three hundred fifty-two million, two hundred fifty-four thousand, five hundred thirty-two".