13356564843120 has 80 divisors (see below), whose sum is σ = 41478895573632. Its totient is φ = 3555424211200.

The previous prime is 13356564843109. The next prime is 13356564843121. The reversal of 13356564843120 is 2134846565331.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×13356564843120² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13356564843121) 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, 49289706 + ... + 49559945.

Almost surely, 2^{13356564843120} is an apocalyptic number.

13356564843120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13356564843120 is an abundant number, since it is smaller than the sum of its proper divisors (28122330730512).

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

13356564843120 is a wasteful number, since it uses less digits than its factorization.

13356564843120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98850230 (or 98850224 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 51.

The spelling of 13356564843120 in words is "thirteen trillion, three hundred fifty-six billion, five hundred sixty-four million, eight hundred forty-three thousand, one hundred twenty".