13139193696 has 36 divisors (see below), whose sum is σ = 34493331852. Its totient is φ = 4379356864.

The previous prime is 13139193677. The next prime is 13139193707. The reversal of 13139193696 is 69639193131.

It is a super-2 number, since 2×13139193696² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1117255 + ... + 1128953.

It is an arithmetic number, because the mean of its divisors is an integer number (958148107).

Almost surely, 2^13139193696 is an apocalyptic number.

13139193696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13139193696 is an abundant number, since it is smaller than the sum of its proper divisors (21354138156).

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

13139193696 is an frugal number, since it uses more digits than its factorization.

13139193696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23411 (or 11704 counting only the distinct ones).

The product of its digits is 708588, while the sum is 51.

The spelling of 13139193696 in words is "thirteen billion, one hundred thirty-nine million, one hundred ninety-three thousand, six hundred ninety-six".