113611955987589 has 32 divisors (see below), whose sum is σ = 154141218345600. Its totient is φ = 74413531100160.

The previous prime is 113611955987533. The next prime is 113611955987603. The reversal of 113611955987589 is 985789559116311.

It is not a de Polignac number, because 113611955987589 - 2²⁰ = 113611954939013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113611955987389) 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, 2161828537 + ... + 2161881089.

It is an arithmetic number, because the mean of its divisors is an integer number (4816913073300).

Almost surely, 2^{113611955987589} is an apocalyptic number.

It is an amenable number.

113611955987589 is a deficient number, since it is larger than the sum of its proper divisors (40529262358011).

113611955987589 is a wasteful number, since it uses less digits than its factorization.

113611955987589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59605.

The product of its digits is 734832000, while the sum is 78.

The spelling of 113611955987589 in words is "one hundred thirteen trillion, six hundred eleven billion, nine hundred fifty-five million, nine hundred eighty-seven thousand, five hundred eighty-nine".