113756285640 has 64 divisors (see below), whose sum is σ = 341291309760. Its totient is φ = 30333013760.

The previous prime is 113756285639. The next prime is 113756285647. The reversal of 113756285640 is 46582657311.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 113756285640.

It is not an unprimeable number, because it can be changed into a prime (113756285647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3130375 + ... + 3166505.

It is an arithmetic number, because the mean of its divisors is an integer number (5332676715).

Almost surely, 2^113756285640 is an apocalyptic number.

113756285640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113756285640 is an abundant number, since it is smaller than the sum of its proper divisors (227535024120).

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

113756285640 is a wasteful number, since it uses less digits than its factorization.

113756285640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62382 (or 62378 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 48.

The spelling of 113756285640 in words is "one hundred thirteen billion, seven hundred fifty-six million, two hundred eighty-five thousand, six hundred forty".