117331598209728 has 112 divisors (see below), whose sum is σ = 354792857640704. Its totient is φ = 33522892968960.

The previous prime is 117331598209717. The next prime is 117331598209831. The reversal of 117331598209728 is 827902895133711.

It is a tau number, because it is divible by the number of its divisors (112).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115739226 + ... + 116748582.

It is an arithmetic number, because the mean of its divisors is an integer number (3167793371792).

Almost surely, 2^{117331598209728} is an apocalyptic number.

It is an amenable number.

117331598209728 is an abundant number, since it is smaller than the sum of its proper divisors (237461259430976).

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

117331598209728 is a wasteful number, since it uses less digits than its factorization.

117331598209728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095870 (or 1095860 counting only the distinct ones).

The product of its (nonzero) digits is 45722880, while the sum is 66.

The spelling of 117331598209728 in words is "one hundred seventeen trillion, three hundred thirty-one billion, five hundred ninety-eight million, two hundred nine thousand, seven hundred twenty-eight".