13039344302838 has 64 divisors (see below), whose sum is σ = 29889255260160. Its totient is φ = 3714901690752.

The previous prime is 13039344302813. The next prime is 13039344302851. The reversal of 13039344302838 is 83820344393031.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67931856 + ... + 68123532.

It is an arithmetic number, because the mean of its divisors is an integer number (467019613440).

Almost surely, 2^{13039344302838} is an apocalyptic number.

13039344302838 is an abundant number, since it is smaller than the sum of its proper divisors (16849910957322).

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

13039344302838 is a wasteful number, since it uses less digits than its factorization.

13039344302838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196301.

The product of its (nonzero) digits is 4478976, while the sum is 51.

Adding to 13039344302838 its reverse (83820344393031), we get a palindrome (96859688695869).

The spelling of 13039344302838 in words is "thirteen trillion, thirty-nine billion, three hundred forty-four million, three hundred two thousand, eight hundred thirty-eight".