116520656 has 40 divisors (see below), whose sum is σ = 261661824. Its totient is φ = 49230720.

The previous prime is 116520643. The next prime is 116520709. The reversal of 116520656 is 656025611.

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, 626 + ... + 15278.

Almost surely, 2^116520656 is an apocalyptic number.

116520656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 116520656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130830912).

116520656 is an abundant number, since it is smaller than the sum of its proper divisors (145141168).

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

116520656 is a wasteful number, since it uses less digits than its factorization.

116520656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14739 (or 14733 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 116520656 is about 10794.4734007732. The cubic root of 116520656 is about 488.4284734535.

The spelling of 116520656 in words is "one hundred sixteen million, five hundred twenty thousand, six hundred fifty-six".