13173989912 has 32 divisors (see below), whose sum is σ = 24881197680. Its totient is φ = 6539097600.

The previous prime is 13173989909. The next prime is 13173989921. The reversal of 13173989912 is 21998937131.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 1237412 + ... + 1248012.

Almost surely, 2^13173989912 is an apocalyptic number.

It is an amenable number.

13173989912 is a deficient number, since it is larger than the sum of its proper divisors (11707207768).

13173989912 is a wasteful number, since it uses less digits than its factorization.

13173989912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11723 (or 11719 counting only the distinct ones).

The product of its digits is 734832, while the sum is 53.

The spelling of 13173989912 in words is "thirteen billion, one hundred seventy-three million, nine hundred eighty-nine thousand, nine hundred twelve".