117138942606 has 32 divisors (see below), whose sum is σ = 267758380800. Its totient is φ = 33466741056.

The previous prime is 117138942601. The next prime is 117138942617. The reversal of 117138942606 is 606249831711.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117138942601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1130530 + ... + 1229786.

It is an arithmetic number, because the mean of its divisors is an integer number (8367449400).

Almost surely, 2^117138942606 is an apocalyptic number.

117138942606 is an abundant number, since it is smaller than the sum of its proper divisors (150619438194).

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

117138942606 is a wasteful number, since it uses less digits than its factorization.

117138942606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127368.

The product of its (nonzero) digits is 435456, while the sum is 48.

The spelling of 117138942606 in words is "one hundred seventeen billion, one hundred thirty-eight million, nine hundred forty-two thousand, six hundred six".