13504885613824 has 72 divisors (see below), whose sum is σ = 29906090958240. Its totient is φ = 6034540492800.

The previous prime is 13504885613777. The next prime is 13504885613833. The reversal of 13504885613824 is 42831658840531.

It is a super-3 number, since 3×13504885613824³ (a number of 40 digits) contains 333 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 (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40475967 + ... + 40808254.

It is an arithmetic number, because the mean of its divisors is an integer number (415362374420).

Almost surely, 2^{13504885613824} is an apocalyptic number.

It is an amenable number.

13504885613824 is an abundant number, since it is smaller than the sum of its proper divisors (16401205344416).

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

13504885613824 is an equidigital number, since it uses as much as digits as its factorization.

13504885613824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81284307 (or 81284293 counting only the distinct ones).

The product of its (nonzero) digits is 22118400, while the sum is 58.

The spelling of 13504885613824 in words is "thirteen trillion, five hundred four billion, eight hundred eighty-five million, six hundred thirteen thousand, eight hundred twenty-four".