113636343525520 has 20 divisors (see below), whose sum is σ = 264204498697020. Its totient is φ = 45454537410176.

The previous prime is 113636343525493. The next prime is 113636343525521. The reversal of 113636343525520 is 25525343636311.

It can be written as a sum of positive squares in 2 ways, for example, as 64465226392576 + 49171117132944 = 8029024^2 + 7012212^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (113636343525521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 710227146955 + ... + 710227147114.

It is an arithmetic number, because the mean of its divisors is an integer number (13210224934851).

Almost surely, 2^{113636343525520} is an apocalyptic number.

113636343525520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113636343525520 is an abundant number, since it is smaller than the sum of its proper divisors (150568155171500).

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

113636343525520 is a wasteful number, since it uses less digits than its factorization.

113636343525520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1420454294082 (or 1420454294076 counting only the distinct ones).

The product of its (nonzero) digits is 5832000, while the sum is 49.

The spelling of 113636343525520 in words is "one hundred thirteen trillion, six hundred thirty-six billion, three hundred forty-three million, five hundred twenty-five thousand, five hundred twenty".