113384886918 has 64 divisors (see below), whose sum is σ = 231697670400. Its totient is φ = 36980760960.

The previous prime is 113384886887. The next prime is 113384886919. The reversal of 113384886918 is 819688483311.

It is a super-2 number, since 2×113384886918² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113384886919) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67934988 + ... + 67936656.

It is an arithmetic number, because the mean of its divisors is an integer number (3620276100).

Almost surely, 2^113384886918 is an apocalyptic number.

113384886918 is an abundant number, since it is smaller than the sum of its proper divisors (118312783482).

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

113384886918 is a wasteful number, since it uses less digits than its factorization.

113384886918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2597.

The product of its digits is 7962624, while the sum is 60.

The spelling of 113384886918 in words is "one hundred thirteen billion, three hundred eighty-four million, eight hundred eighty-six thousand, nine hundred eighteen".