117923153136 has 40 divisors (see below), whose sum is σ = 320668225920. Its totient is φ = 37238890176.

The previous prime is 117923153129. The next prime is 117923153137. The reversal of 117923153136 is 631351329711.

It is a happy number.

117923153136 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117923153137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64649940 + ... + 64651763.

It is an arithmetic number, because the mean of its divisors is an integer number (8016705648).

Almost surely, 2^117923153136 is an apocalyptic number.

117923153136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

117923153136 is an abundant number, since it is smaller than the sum of its proper divisors (202745072784).

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

117923153136 is a wasteful number, since it uses less digits than its factorization.

117923153136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129301733 (or 129301727 counting only the distinct ones).

The product of its digits is 102060, while the sum is 42.

The spelling of 117923153136 in words is "one hundred seventeen billion, nine hundred twenty-three million, one hundred fifty-three thousand, one hundred thirty-six".