13362813872 has 40 divisors (see below), whose sum is σ = 26825247360. Its totient is φ = 6441776640.

The previous prime is 13362813869. The next prime is 13362813899. The reversal of 13362813872 is 27831826331.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83348 + ... + 183500.

It is an arithmetic number, because the mean of its divisors is an integer number (670631184).

Almost surely, 2^13362813872 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 13362813872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13412623680).

13362813872 is an abundant number, since it is smaller than the sum of its proper divisors (13462433488).

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

13362813872 is a wasteful number, since it uses less digits than its factorization.

13362813872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100461 (or 100455 counting only the distinct ones).

The product of its digits is 290304, while the sum is 44.

The spelling of 13362813872 in words is "thirteen billion, three hundred sixty-two million, eight hundred thirteen thousand, eight hundred seventy-two".