113081844912 has 80 divisors (see below), whose sum is σ = 307861724160. Its totient is φ = 35668429056.

The previous prime is 113081844899. The next prime is 113081844913. The reversal of 113081844912 is 219448180311.

It is not an unprimeable number, because it can be changed into a prime (113081844913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 715218 + ... + 858894.

It is an arithmetic number, because the mean of its divisors is an integer number (3848271552).

Almost surely, 2^113081844912 is an apocalyptic number.

113081844912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113081844912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153930862080).

113081844912 is an abundant number, since it is smaller than the sum of its proper divisors (194779879248).

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

113081844912 is a wasteful number, since it uses less digits than its factorization.

113081844912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144570 (or 144564 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 42.

The spelling of 113081844912 in words is "one hundred thirteen billion, eighty-one million, eight hundred forty-four thousand, nine hundred twelve".