117309273031902 has 32 divisors (see below), whose sum is σ = 270595439769600. Its totient is φ = 33209440332768.

The previous prime is 117309273031901. The next prime is 117309273031921. The reversal of 117309273031902 is 209130372903711.

It is a super-2 number, since 2×117309273031902² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117309273031901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12812279502 + ... + 12812288657.

It is an arithmetic number, because the mean of its divisors is an integer number (8456107492800).

Almost surely, 2^{117309273031902} is an apocalyptic number.

117309273031902 is an abundant number, since it is smaller than the sum of its proper divisors (153286166737698).

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

117309273031902 is a wasteful number, since it uses less digits than its factorization.

117309273031902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25624568280.

The product of its (nonzero) digits is 428652, while the sum is 48.

The spelling of 117309273031902 in words is "one hundred seventeen trillion, three hundred nine billion, two hundred seventy-three million, thirty-one thousand, nine hundred two".