117556688 has 20 divisors (see below), whose sum is σ = 230976288. Its totient is φ = 57949920.

The previous prime is 117556687. The next prime is 117556697. The reversal of 117556688 is 886655711.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117556687) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 50606 + ... + 52877.

Almost surely, 2^117556688 is an apocalyptic number.

It is an amenable number.

117556688 is a deficient number, since it is larger than the sum of its proper divisors (113419600).

117556688 is a wasteful number, since it uses less digits than its factorization.

117556688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103562 (or 103556 counting only the distinct ones).

The product of its digits is 403200, while the sum is 47.

The square root of 117556688 is about 10842.3562014905. The cubic root of 117556688 is about 489.8718087541.

The spelling of 117556688 in words is "one hundred seventeen million, five hundred fifty-six thousand, six hundred eighty-eight".