13320772116 has 24 divisors (see below), whose sum is σ = 31921851360. Its totient is φ = 4320250272.

The previous prime is 13320772103. The next prime is 13320772181. The reversal of 13320772116 is 61127702331.

It is a congruent number.

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, 15000426 + ... + 15001313.

It is an arithmetic number, because the mean of its divisors is an integer number (1330077140).

Almost surely, 2^13320772116 is an apocalyptic number.

It is an amenable number.

13320772116 is an abundant number, since it is smaller than the sum of its proper divisors (18601079244).

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

13320772116 is a wasteful number, since it uses less digits than its factorization.

13320772116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30001783 (or 30001781 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 33.

The spelling of 13320772116 in words is "thirteen billion, three hundred twenty million, seven hundred seventy-two thousand, one hundred sixteen".