13168536939376 has 120 divisors (see below), whose sum is σ = 32642701358400. Its totient is φ = 5098689824256.

The previous prime is 13168536939367. The next prime is 13168536939409. The reversal of 13168536939376 is 67393963586131.

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 23 ways as a sum of consecutive naturals, for example, 13266151 + ... + 14224198.

It is an arithmetic number, because the mean of its divisors is an integer number (272022511320).

Almost surely, 2^{13168536939376} is an apocalyptic number.

13168536939376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13168536939376 is an abundant number, since it is smaller than the sum of its proper divisors (19474164419024).

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

13168536939376 is a wasteful number, since it uses less digits than its factorization.

13168536939376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27490431 (or 27490418 counting only the distinct ones).

The product of its digits is 396809280, while the sum is 70.

The spelling of 13168536939376 in words is "thirteen trillion, one hundred sixty-eight billion, five hundred thirty-six million, nine hundred thirty-nine thousand, three hundred seventy-six".