117676816 has 10 divisors (see below), whose sum is σ = 227998862. Its totient is φ = 58838400.

The previous prime is 117676813. The next prime is 117676829. The reversal of 117676816 is 618676711.

It can be written as a sum of positive squares in only one way, i.e., 68956416 + 48720400 = 8304^2 + 6980^2 .

It is not an unprimeable number, because it can be changed into a prime (117676813) 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 as a sum of consecutive naturals, namely, 3677385 + ... + 3677416.

Almost surely, 2^117676816 is an apocalyptic number.

117676816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

117676816 is a deficient number, since it is larger than the sum of its proper divisors (110322046).

117676816 is an equidigital number, since it uses as much as digits as its factorization.

117676816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7354809 (or 7354803 counting only the distinct ones).

The product of its digits is 84672, while the sum is 43.

The square root of 117676816 is about 10847.8945422603. The cubic root of 117676816 is about 490.0386141998.

The spelling of 117676816 in words is "one hundred seventeen million, six hundred seventy-six thousand, eight hundred sixteen".