117699880 has 32 divisors (see below), whose sum is σ = 265420800. Its totient is φ = 46974016.

The previous prime is 117699877. The next prime is 117699887. The reversal of 117699880 is 88996711.

It is not an unprimeable number, because it can be changed into a prime (117699887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16089 + ... + 22231.

It is an arithmetic number, because the mean of its divisors is an integer number (8294400).

Almost surely, 2^117699880 is an apocalyptic number.

117699880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117699880 is an abundant number, since it is smaller than the sum of its proper divisors (147720920).

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

117699880 is a wasteful number, since it uses less digits than its factorization.

117699880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6633 (or 6629 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 49.

The square root of 117699880 is about 10848.9575536085. The cubic root of 117699880 is about 490.0706270540.

The spelling of 117699880 in words is "one hundred seventeen million, six hundred ninety-nine thousand, eight hundred eighty".