117882172377 has 24 divisors (see below), whose sum is σ = 172795154688. Its totient is φ = 77426193600.

The previous prime is 117882172357. The next prime is 117882172379. The reversal of 117882172377 is 773271288711.

117882172377 is a `hidden beast` number, since 117 + 88 + 217 + 237 + 7 = 666.

It is not a de Polignac number, because 117882172377 - 2²² = 117877978073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117882172379) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 844477 + ... + 974117.

It is an arithmetic number, because the mean of its divisors is an integer number (7199798112).

Almost surely, 2^117882172377 is an apocalyptic number.

It is an amenable number.

117882172377 is a deficient number, since it is larger than the sum of its proper divisors (54912982311).

117882172377 is a wasteful number, since it uses less digits than its factorization.

117882172377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131141 (or 131138 counting only the distinct ones).

The product of its digits is 1843968, while the sum is 54.

The spelling of 117882172377 in words is "one hundred seventeen billion, eight hundred eighty-two million, one hundred seventy-two thousand, three hundred seventy-seven".