117938174518 has 8 divisors (see below), whose sum is σ = 177023423448. Its totient is φ = 58930366704.

The previous prime is 117938174401. The next prime is 117938174527. The reversal of 117938174518 is 815471839711.

117938174518 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19356471 + ... + 19362562.

It is an arithmetic number, because the mean of its divisors is an integer number (22127927931).

Almost surely, 2^117938174518 is an apocalyptic number.

117938174518 is a deficient number, since it is larger than the sum of its proper divisors (59085248930).

117938174518 is a wasteful number, since it uses less digits than its factorization.

117938174518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38720558.

The product of its digits is 1693440, while the sum is 55.

The spelling of 117938174518 in words is "one hundred seventeen billion, nine hundred thirty-eight million, one hundred seventy-four thousand, five hundred eighteen".