117564317615 has 8 divisors (see below), whose sum is σ = 149375838960. Its totient is φ = 88519015552.

The previous prime is 117564317599. The next prime is 117564317639. The reversal of 117564317615 is 516713465711.

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

It is a cyclic number.

It is not a de Polignac number, because 117564317615 - 2⁴ = 117564317599 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117564317615.

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, 691554725 + ... + 691554894.

It is an arithmetic number, because the mean of its divisors is an integer number (18671979870).

Almost surely, 2^117564317615 is an apocalyptic number.

117564317615 is a deficient number, since it is larger than the sum of its proper divisors (31811521345).

117564317615 is a wasteful number, since it uses less digits than its factorization.

117564317615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1383109641.

The product of its digits is 529200, while the sum is 47.

The spelling of 117564317615 in words is "one hundred seventeen billion, five hundred sixty-four million, three hundred seventeen thousand, six hundred fifteen".