13172289976 has 16 divisors (see below), whose sum is σ = 24801386400. Its totient is φ = 6558586944.

The previous prime is 13172289971. The next prime is 13172290031. The reversal of 13172289976 is 67998227131.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13172289971) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3442725 + ... + 3446548.

It is an arithmetic number, because the mean of its divisors is an integer number (1550086650).

Almost surely, 2^13172289976 is an apocalyptic number.

It is an amenable number.

13172289976 is a deficient number, since it is larger than the sum of its proper divisors (11629096424).

13172289976 is a wasteful number, since it uses less digits than its factorization.

13172289976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6889518 (or 6889514 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 55.

The spelling of 13172289976 in words is "thirteen billion, one hundred seventy-two million, two hundred eighty-nine thousand, nine hundred seventy-six".