13598996886912 has 128 divisors (see below), whose sum is σ = 36961729228800. Its totient is φ = 4428033658880.

The previous prime is 13598996886847. The next prime is 13598996886913. The reversal of 13598996886912 is 21968869989531.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13598996886913) 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, 8679889 + ... + 10126127.

It is an arithmetic number, because the mean of its divisors is an integer number (288763509600).

Almost surely, 2^{13598996886912} is an apocalyptic number.

13598996886912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13598996886912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18480864614400).

13598996886912 is an abundant number, since it is smaller than the sum of its proper divisors (23362732341888).

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

13598996886912 is a wasteful number, since it uses less digits than its factorization.

13598996886912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1446824 (or 1446812 counting only the distinct ones).

The product of its digits is 3627970560, while the sum is 84.

The spelling of 13598996886912 in words is "thirteen trillion, five hundred ninety-eight billion, nine hundred ninety-six million, eight hundred eighty-six thousand, nine hundred twelve".