13497082816 has 56 divisors (see below), whose sum is σ = 32410030176. Its totient is φ = 5444198400.

The previous prime is 13497082811. The next prime is 13497082849. The reversal of 13497082816 is 61828079431.

It is a tau number, because it is divible by the number of its divisors (56).

It is a self number, because there is not a number n which added to its sum of digits gives 13497082816.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13497082811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 878485 + ... + 893716.

Almost surely, 2^13497082816 is an apocalyptic number.

13497082816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13497082816 is an abundant number, since it is smaller than the sum of its proper divisors (18912947360).

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

13497082816 is a wasteful number, since it uses less digits than its factorization.

13497082816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1772237 (or 1772227 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 49.

The spelling of 13497082816 in words is "thirteen billion, four hundred ninety-seven million, eighty-two thousand, eight hundred sixteen".