113602756440 has 64 divisors (see below), whose sum is σ = 355626028800. Its totient is φ = 28976934272.

The previous prime is 113602756427. The next prime is 113602756451. The reversal of 113602756440 is 44657206311.

It is a happy number.

It is a super-2 number, since 2×113602756440² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 20577450 + ... + 20582969.

It is an arithmetic number, because the mean of its divisors is an integer number (5556656700).

Almost surely, 2^113602756440 is an apocalyptic number.

113602756440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113602756440 is an abundant number, since it is smaller than the sum of its proper divisors (242023272360).

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

113602756440 is a wasteful number, since it uses less digits than its factorization.

113602756440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41160456 (or 41160452 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The spelling of 113602756440 in words is "one hundred thirteen billion, six hundred two million, seven hundred fifty-six thousand, four hundred forty".