113512557144 has 64 divisors (see below), whose sum is σ = 324355276800. Its totient is φ = 32428790784.

The previous prime is 113512557143. The next prime is 113512557149. The reversal of 113512557144 is 441755215311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113512557143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1905864 + ... + 1964520.

It is an arithmetic number, because the mean of its divisors is an integer number (5068051200).

Almost surely, 2^113512557144 is an apocalyptic number.

113512557144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

113512557144 is an abundant number, since it is smaller than the sum of its proper divisors (210842719656).

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

113512557144 is a wasteful number, since it uses less digits than its factorization.

113512557144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70192 (or 70188 counting only the distinct ones).

The product of its digits is 84000, while the sum is 39.

The spelling of 113512557144 in words is "one hundred thirteen billion, five hundred twelve million, five hundred fifty-seven thousand, one hundred forty-four".