117177968693 has 16 divisors (see below), whose sum is σ = 122728089600. Its totient is φ = 111666400560.

The previous prime is 117177968681. The next prime is 117177968701. The reversal of 117177968693 is 396869771711.

It is a cyclic number.

It is not a de Polignac number, because 117177968693 - 2²⁶ = 117110859829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117177968623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9662888 + ... + 9675006.

It is an arithmetic number, because the mean of its divisors is an integer number (7670505600).

Almost surely, 2^117177968693 is an apocalyptic number.

It is an amenable number.

117177968693 is a deficient number, since it is larger than the sum of its proper divisors (5550120907).

117177968693 is a wasteful number, since it uses less digits than its factorization.

117177968693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13672.

The product of its digits is 24004512, while the sum is 65.

The spelling of 117177968693 in words is "one hundred seventeen billion, one hundred seventy-seven million, nine hundred sixty-eight thousand, six hundred ninety-three".