13276879824 has 80 divisors (see below), whose sum is σ = 37185120000. Its totient is φ = 4057747968.

The previous prime is 13276879783. The next prime is 13276879841. The reversal of 13276879824 is 42897867231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21577 + ... + 164375.

It is an arithmetic number, because the mean of its divisors is an integer number (464814000).

Almost surely, 2^13276879824 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 13276879824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18592560000).

13276879824 is an abundant number, since it is smaller than the sum of its proper divisors (23908240176).

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

13276879824 is a wasteful number, since it uses less digits than its factorization.

13276879824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142972 (or 142966 counting only the distinct ones).

The product of its digits is 8128512, while the sum is 57.

The spelling of 13276879824 in words is "thirteen billion, two hundred seventy-six million, eight hundred seventy-nine thousand, eight hundred twenty-four".