13520809425600 has 252 divisors, whose sum is σ = 48664458891360. Its totient is φ = 3559909017600.

The previous prime is 13520809425503. The next prime is 13520809425637. The reversal of 13520809425600 is 652490802531.

13520809425600 is a `hidden beast` number, since 1 + 3 + 5 + 2 + 0 + 80 + 9 + 4 + 2 + 560 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

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 35 ways as a sum of consecutive naturals, for example, 4805091 + ... + 7080290.

Almost surely, 2^{13520809425600} is an apocalyptic number.

13520809425600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13520809425600 is an abundant number, since it is smaller than the sum of its proper divisors (35143649465760).

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

13520809425600 is a wasteful number, since it uses less digits than its factorization.

13520809425600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11885488 (or 11885470 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The spelling of 13520809425600 in words is "thirteen trillion, five hundred twenty billion, eight hundred nine million, four hundred twenty-five thousand, six hundred".