113308380639 has 12 divisors (see below), whose sum is σ = 172281748600. Its totient is φ = 71563187664.

The previous prime is 113308380629. The next prime is 113308380641. The reversal of 113308380639 is 936083803311.

113308380639 is a `hidden beast` number, since 1 + 1 + 3 + 3 + 0 + 8 + 3 + 8 + 0 + 639 = 666.

It is not a de Polignac number, because 113308380639 - 2⁵ = 113308380607 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113308380594 and 113308380603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113308380629) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 331310884 + ... + 331311225.

Almost surely, 2^113308380639 is an apocalyptic number.

113308380639 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

113308380639 is a deficient number, since it is larger than the sum of its proper divisors (58973367961).

113308380639 is a wasteful number, since it uses less digits than its factorization.

113308380639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662622134 (or 662622131 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The spelling of 113308380639 in words is "one hundred thirteen billion, three hundred eight million, three hundred eighty thousand, six hundred thirty-nine".