113991593549279 has 64 divisors (see below), whose sum is σ = 124655274196992. Its totient is φ = 103925837030400.

The previous prime is 113991593549227. The next prime is 113991593549287. The reversal of 113991593549279 is 972945395199311.

It is a cyclic number.

It is not a de Polignac number, because 113991593549279 - 2⁸ = 113991593549023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113991593549299) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7062230549 + ... + 7062246689.

It is an arithmetic number, because the mean of its divisors is an integer number (1947738659328).

Almost surely, 2^{113991593549279} is an apocalyptic number.

113991593549279 is a deficient number, since it is larger than the sum of its proper divisors (10663680647713).

113991593549279 is a wasteful number, since it uses less digits than its factorization.

113991593549279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16896.

The product of its digits is 744017400, while the sum is 77.

The spelling of 113991593549279 in words is "one hundred thirteen trillion, nine hundred ninety-one billion, five hundred ninety-three million, five hundred forty-nine thousand, two hundred seventy-nine".