113717438689640 has 32 divisors (see below), whose sum is σ = 261308156993280. Its totient is φ = 44519167486272.

The previous prime is 113717438689639. The next prime is 113717438689649. The reversal of 113717438689640 is 46986834717311.

It is not an unprimeable number, because it can be changed into a prime (113717438689649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30243997772 + ... + 30244001531.

It is an arithmetic number, because the mean of its divisors is an integer number (8165879906040).

Almost surely, 2^{113717438689640} is an apocalyptic number.

113717438689640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113717438689640 is an abundant number, since it is smaller than the sum of its proper divisors (147590718303640).

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

113717438689640 is a wasteful number, since it uses less digits than its factorization.

113717438689640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60487999361 (or 60487999357 counting only the distinct ones).

The product of its (nonzero) digits is 146313216, while the sum is 68.

The spelling of 113717438689640 in words is "one hundred thirteen trillion, seven hundred seventeen billion, four hundred thirty-eight million, six hundred eighty-nine thousand, six hundred forty".