13247139336 has 16 divisors (see below), whose sum is σ = 33117848400. Its totient is φ = 4415713104.

The previous prime is 13247139293. The next prime is 13247139383. The reversal of 13247139336 is 63393174231.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275982046 + ... + 275982093.

It is an arithmetic number, because the mean of its divisors is an integer number (2069865525).

Almost surely, 2^13247139336 is an apocalyptic number.

It is an amenable number.

13247139336 is an abundant number, since it is smaller than the sum of its proper divisors (19870709064).

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

13247139336 is a wasteful number, since it uses less digits than its factorization.

13247139336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551964148 (or 551964144 counting only the distinct ones).

The product of its digits is 244944, while the sum is 42.

The spelling of 13247139336 in words is "thirteen billion, two hundred forty-seven million, one hundred thirty-nine thousand, three hundred thirty-six".