115477707310639 has 16 divisors (see below), whose sum is σ = 122786966914560. Its totient is φ = 108292089780000.

The previous prime is 115477707310529. The next prime is 115477707310781. The reversal of 115477707310639 is 936013707774511.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115477707310639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115477707310939) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1574134 + ... + 15278524.

It is an arithmetic number, because the mean of its divisors is an integer number (7674185432160).

Almost surely, 2^{115477707310639} is an apocalyptic number.

115477707310639 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

115477707310639 is a deficient number, since it is larger than the sum of its proper divisors (7309259603921).

115477707310639 is a wasteful number, since it uses less digits than its factorization.

115477707310639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13708902.

The product of its (nonzero) digits is 23337720, while the sum is 61.

The spelling of 115477707310639 in words is "one hundred fifteen trillion, four hundred seventy-seven billion, seven hundred seven million, three hundred ten thousand, six hundred thirty-nine".