117615056 has 80 divisors (see below), whose sum is σ = 256483584. Its totient is φ = 51896832.

The previous prime is 117615049. The next prime is 117615133. The reversal of 117615056 is 650516711.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 518015 + ... + 518241.

Almost surely, 2^117615056 is an apocalyptic number.

117615056 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 117615056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128241792).

117615056 is an abundant number, since it is smaller than the sum of its proper divisors (138868528).

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

117615056 is a wasteful number, since it uses less digits than its factorization.

117615056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348 (or 342 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 32.

The square root of 117615056 is about 10845.0475333214. The cubic root of 117615056 is about 489.9528706580.

The spelling of 117615056 in words is "one hundred seventeen million, six hundred fifteen thousand, fifty-six".