117835066685 has 64 divisors (see below), whose sum is σ = 174005107200. Its totient is φ = 74806198272.

The previous prime is 117835066649. The next prime is 117835066747. The reversal of 117835066685 is 586660538711.

It is a cyclic number.

It is not a de Polignac number, because 117835066685 - 2⁸ = 117835066429 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117835066685.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9051461 + ... + 9064469.

It is an arithmetic number, because the mean of its divisors is an integer number (2718829800).

Almost surely, 2^117835066685 is an apocalyptic number.

It is an amenable number.

117835066685 is a deficient number, since it is larger than the sum of its proper divisors (56170040515).

117835066685 is a wasteful number, since it uses less digits than its factorization.

117835066685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13350.

The product of its (nonzero) digits is 7257600, while the sum is 56.

The spelling of 117835066685 in words is "one hundred seventeen billion, eight hundred thirty-five million, sixty-six thousand, six hundred eighty-five".