118520656 has 20 divisors (see below), whose sum is σ = 239618592. Its totient is φ = 56683616.

The previous prime is 118520603. The next prime is 118520669. The reversal of 118520656 is 656025811.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160666 + ... + 161401.

Almost surely, 2^118520656 is an apocalyptic number.

118520656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

118520656 is an abundant number, since it is smaller than the sum of its proper divisors (121097936).

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

118520656 is a wasteful number, since it uses less digits than its factorization.

118520656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322098 (or 322092 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 34.

The square root of 118520656 is about 10886.7192486993. The cubic root of 118520656 is about 491.2071527569.

The spelling of 118520656 in words is "one hundred eighteen million, five hundred twenty thousand, six hundred fifty-six".