113391807168 has 112 divisors (see below), whose sum is σ = 318182670720. Its totient is φ = 35515797504.

The previous prime is 113391807163. The next prime is 113391807173. The reversal of 113391807168 is 861708193311.

It is a Cunningham number, because it is equal to 336737²-1.

It is an interprime number because it is at equal distance from previous prime (113391807163) and next prime (113391807173).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (113391807163) 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, 1992355 + ... + 2048477.

Almost surely, 2^113391807168 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113391807168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159091335360).

113391807168 is an abundant number, since it is smaller than the sum of its proper divisors (204790863552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113391807168 is a wasteful number, since it uses less digits than its factorization.

113391807168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56774 (or 56764 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 48.

The spelling of 113391807168 in words is "one hundred thirteen billion, three hundred ninety-one million, eight hundred seven thousand, one hundred sixty-eight".