113138312588 has 24 divisors (see below), whose sum is σ = 226324799232. Its totient is φ = 48477525264.

The previous prime is 113138312491. The next prime is 113138312653. The reversal of 113138312588 is 885213831311.

It is a super-4 number, since 4×113138312588⁴ (a number of 45 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295520 + ... + 560007.

It is an arithmetic number, because the mean of its divisors is an integer number (9430199968).

Almost surely, 2^113138312588 is an apocalyptic number.

It is an amenable number.

113138312588 is an abundant number, since it is smaller than the sum of its proper divisors (113186486644).

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

113138312588 is a wasteful number, since it uses less digits than its factorization.

113138312588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860261 (or 860259 counting only the distinct ones).

The product of its digits is 138240, while the sum is 44.

The spelling of 113138312588 in words is "one hundred thirteen billion, one hundred thirty-eight million, three hundred twelve thousand, five hundred eighty-eight".