112991372032 has 648 divisors, whose sum is σ = 317968973280. Its totient is φ = 39739392000.

The previous prime is 112991372009. The next prime is 112991372047. The reversal of 112991372032 is 230273199211.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 748287157 + ... + 748287307.

It is an arithmetic number, because the mean of its divisors is an integer number (490692860).

Almost surely, 2^112991372032 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 112991372032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158984486640).

112991372032 is an abundant number, since it is smaller than the sum of its proper divisors (204977601248).

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

112991372032 is a wasteful number, since it uses less digits than its factorization.

112991372032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249 (or 217 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 40.

The spelling of 112991372032 in words is "one hundred twelve billion, nine hundred ninety-one million, three hundred seventy-two thousand, thirty-two".