113217551864 has 64 divisors (see below), whose sum is σ = 233407319040. Its totient is φ = 51267133440.

The previous prime is 113217551857. The next prime is 113217551873. The reversal of 113217551864 is 468155712311.

It is a congruent number.

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, 267977 + ... + 546119.

It is an arithmetic number, because the mean of its divisors is an integer number (3646989360).

Almost surely, 2^113217551864 is an apocalyptic number.

It is an amenable number.

113217551864 is an abundant number, since it is smaller than the sum of its proper divisors (120189767176).

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

113217551864 is a wasteful number, since it uses less digits than its factorization.

113217551864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278280 (or 278276 counting only the distinct ones).

The product of its digits is 201600, while the sum is 44.

The spelling of 113217551864 in words is "one hundred thirteen billion, two hundred seventeen million, five hundred fifty-one thousand, eight hundred sixty-four".