13166603161126 has 24 divisors (see below), whose sum is σ = 19948341082824. Its totient is φ = 6517805123520.

The previous prime is 13166603161091. The next prime is 13166603161141. The reversal of 13166603161126 is 62116130666131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30270706 + ... + 30702586.

It is an arithmetic number, because the mean of its divisors is an integer number (831180878451).

Almost surely, 2^{13166603161126} is an apocalyptic number.

13166603161126 is a deficient number, since it is larger than the sum of its proper divisors (6781737921698).

13166603161126 is a wasteful number, since it uses less digits than its factorization.

13166603161126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433384 (or 433275 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 43.

The spelling of 13166603161126 in words is "thirteen trillion, one hundred sixty-six billion, six hundred three million, one hundred sixty-one thousand, one hundred twenty-six".