13272166478138 has 8 divisors (see below), whose sum is σ = 19997524380288. Its totient is φ = 6606325018044.

The previous prime is 13272166478119. The next prime is 13272166478141. The reversal of 13272166478138 is 83187466127231.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 14879109956 + ... + 14879110847.

It is an arithmetic number, because the mean of its divisors is an integer number (2499690547536).

Almost surely, 2^{13272166478138} is an apocalyptic number.

13272166478138 is a deficient number, since it is larger than the sum of its proper divisors (6725357902150).

13272166478138 is a wasteful number, since it uses less digits than its factorization.

13272166478138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29758221028.

The product of its digits is 16257024, while the sum is 59.

The spelling of 13272166478138 in words is "thirteen trillion, two hundred seventy-two billion, one hundred sixty-six million, four hundred seventy-eight thousand, one hundred thirty-eight".