113497749640188 has 96 divisors (see below), whose sum is σ = 295450896686400. Its totient is φ = 37678721246208.

The previous prime is 113497749640169. The next prime is 113497749640351. The reversal of 113497749640188 is 881046947794311.

113497749640188 is a `hidden beast` number, since 1 + 1 + 3 + 4 + 97 + 7 + 496 + 40 + 1 + 8 + 8 = 666.

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, 82317856 + ... + 83685272.

It is an arithmetic number, because the mean of its divisors is an integer number (3077613507150).

Almost surely, 2^{113497749640188} is an apocalyptic number.

113497749640188 is a gapful number since it is divisible by the number (18) 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 113497749640188, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147725448343200).

113497749640188 is an abundant number, since it is smaller than the sum of its proper divisors (181953147046212).

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

113497749640188 is a wasteful number, since it uses less digits than its factorization.

113497749640188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370556 (or 1370548 counting only the distinct ones).

The product of its (nonzero) digits is 292626432, while the sum is 72.

The spelling of 113497749640188 in words is "one hundred thirteen trillion, four hundred ninety-seven billion, seven hundred forty-nine million, six hundred forty thousand, one hundred eighty-eight".