13119885632 has 84 divisors (see below), whose sum is σ = 30319103700. Its totient is φ = 5616543744.

The previous prime is 13119885629. The next prime is 13119885659. The reversal of 13119885632 is 23658891131.

It can be written as a sum of positive squares in 2 ways, for example, as 247621696 + 12872263936 = 15736^2 + 113456^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3802244 + ... + 3805692.

Almost surely, 2^13119885632 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 13119885632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15159551850).

13119885632 is an abundant number, since it is smaller than the sum of its proper divisors (17199218068).

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

13119885632 is a wasteful number, since it uses less digits than its factorization.

13119885632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4688 (or 4671 counting only the distinct ones).

The product of its digits is 311040, while the sum is 47.

The spelling of 13119885632 in words is "thirteen billion, one hundred nineteen million, eight hundred eighty-five thousand, six hundred thirty-two".