13196517453888 has 112 divisors (see below), whose sum is σ = 35675289665280. Its totient is φ = 4303240843264.

The previous prime is 13196517453887. The next prime is 13196517453983. The reversal of 13196517453888 is 88835471569131.

It is not an unprimeable number, because it can be changed into a prime (13196517453887) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19089058 + ... + 19768286.

Almost surely, 2^{13196517453888} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13196517453888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17837644832640).

13196517453888 is an abundant number, since it is smaller than the sum of its proper divisors (22478772211392).

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

13196517453888 is a wasteful number, since it uses less digits than its factorization.

13196517453888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681444 (or 681434 counting only the distinct ones).

The product of its digits is 174182400, while the sum is 69.

The spelling of 13196517453888 in words is "thirteen trillion, one hundred ninety-six billion, five hundred seventeen million, four hundred fifty-three thousand, eight hundred eighty-eight".