13139838338 has 32 divisors (see below), whose sum is σ = 21881733120. Its totient is φ = 5867966160.

The previous prime is 13139838311. The next prime is 13139838353. The reversal of 13139838338 is 83383893131.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 264953 + ... + 310611.

It is an arithmetic number, because the mean of its divisors is an integer number (683804160).

Almost surely, 2^13139838338 is an apocalyptic number.

13139838338 is a deficient number, since it is larger than the sum of its proper divisors (8741894782).

13139838338 is a wasteful number, since it uses less digits than its factorization.

13139838338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45902.

The product of its digits is 1119744, while the sum is 50.

The spelling of 13139838338 in words is "thirteen billion, one hundred thirty-nine million, eight hundred thirty-eight thousand, three hundred thirty-eight".