13378329320 has 32 divisors (see below), whose sum is σ = 30285925920. Its totient is φ = 5318498880.

The previous prime is 13378329317. The next prime is 13378329331. The reversal of 13378329320 is 2392387331.

It is a happy number.

13378329320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1019426 + ... + 1032465.

It is an arithmetic number, because the mean of its divisors is an integer number (946435185).

Almost surely, 2^13378329320 is an apocalyptic number.

13378329320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13378329320 is an abundant number, since it is smaller than the sum of its proper divisors (16907596600).

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

13378329320 is a wasteful number, since it uses less digits than its factorization.

13378329320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2052065 (or 2052061 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 41.

The spelling of 13378329320 in words is "thirteen billion, three hundred seventy-eight million, three hundred twenty-nine thousand, three hundred twenty".