113639912615 has 8 divisors (see below), whose sum is σ = 136409151120. Its totient is φ = 90884426112.

The previous prime is 113639912611. The next prime is 113639912647. The reversal of 113639912615 is 516219936311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113639912615 - 2² = 113639912611 is a prime.

It is a super-2 number, since 2×113639912615² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 113639912615.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113639912611) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3419810 + ... + 3452879.

It is an arithmetic number, because the mean of its divisors is an integer number (17051143890).

Almost surely, 2^113639912615 is an apocalyptic number.

113639912615 is a deficient number, since it is larger than the sum of its proper divisors (22769238505).

113639912615 is an equidigital number, since it uses as much as digits as its factorization.

113639912615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6876001.

The product of its digits is 262440, while the sum is 47.

The spelling of 113639912615 in words is "one hundred thirteen billion, six hundred thirty-nine million, nine hundred twelve thousand, six hundred fifteen".