113506643125240 has 128 divisors (see below), whose sum is σ = 261482248120320. Its totient is φ = 44332520601600.

The previous prime is 113506643125189. The next prime is 113506643125261. The reversal of 113506643125240 is 42521346605311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 414170737 + ... + 414444703.

It is an arithmetic number, because the mean of its divisors is an integer number (2042830063440).

Almost surely, 2^{113506643125240} is an apocalyptic number.

113506643125240 is a gapful number since it is divisible by the number (10) 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 113506643125240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130741124060160).

113506643125240 is an abundant number, since it is smaller than the sum of its proper divisors (147975604995080).

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

113506643125240 is a wasteful number, since it uses less digits than its factorization.

113506643125240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275453 (or 275449 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 113506643125240 in words is "one hundred thirteen trillion, five hundred six billion, six hundred forty-three million, one hundred twenty-five thousand, two hundred forty".