117768888 has 48 divisors (see below), whose sum is σ = 319831200. Its totient is φ = 39148800.

The previous prime is 117768853. The next prime is 117768953. The reversal of 117768888 is 888867711.

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 11 ways as a sum of consecutive naturals, for example, 26833 + ... + 30911.

It is an arithmetic number, because the mean of its divisors is an integer number (6663150).

Almost surely, 2^117768888 is an apocalyptic number.

117768888 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

117768888 is an abundant number, since it is smaller than the sum of its proper divisors (202062312).

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

117768888 is a wasteful number, since it uses less digits than its factorization.

117768888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4492 (or 4485 counting only the distinct ones).

The product of its digits is 1204224, while the sum is 54.

The square root of 117768888 is about 10852.1374853068. The cubic root of 117768888 is about 490.1663852559.

The spelling of 117768888 in words is "one hundred seventeen million, seven hundred sixty-eight thousand, eight hundred eighty-eight".