117505914238 has 16 divisors (see below), whose sum is σ = 185558274000. Its totient is φ = 55653910272.

The previous prime is 117505914221. The next prime is 117505914263. The reversal of 117505914238 is 832419505711.

It is a super-2 number, since 2×117505914238² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134478 + ... + 503086.

It is an arithmetic number, because the mean of its divisors is an integer number (11597392125).

Almost surely, 2^117505914238 is an apocalyptic number.

117505914238 is a deficient number, since it is larger than the sum of its proper divisors (68052359762).

117505914238 is a wasteful number, since it uses less digits than its factorization.

117505914238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377019.

The product of its (nonzero) digits is 302400, while the sum is 46.

The spelling of 117505914238 in words is "one hundred seventeen billion, five hundred five million, nine hundred fourteen thousand, two hundred thirty-eight".