117508696866 has 32 divisors (see below), whose sum is σ = 284869569600. Its totient is φ = 35608695840.

The previous prime is 117508696829. The next prime is 117508696901. The reversal of 117508696866 is 668696805711.

117508696866 is a `hidden beast` number, since 1 + 1 + 7 + 508 + 6 + 9 + 68 + 66 = 666.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98912451 + ... + 98913638.

It is an arithmetic number, because the mean of its divisors is an integer number (8902174050).

Almost surely, 2^117508696866 is an apocalyptic number.

117508696866 is an abundant number, since it is smaller than the sum of its proper divisors (167360872734).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117508696866 is a wasteful number, since it uses less digits than its factorization.

117508696866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197826111 (or 197826105 counting only the distinct ones).

The product of its (nonzero) digits is 26127360, while the sum is 63.

The spelling of 117508696866 in words is "one hundred seventeen billion, five hundred eight million, six hundred ninety-six thousand, eight hundred sixty-six".