13166603161329 has 8 divisors (see below), whose sum is σ = 17587564980640. Its totient is φ = 8761688391456.

The previous prime is 13166603161303. The next prime is 13166603161331. The reversal of 13166603161329 is 92316130666131.

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

It is not a de Polignac number, because 13166603161329 - 2²⁴ = 13166586384113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13166603161429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4011760444 + ... + 4011763725.

It is an arithmetic number, because the mean of its divisors is an integer number (2198445622580).

Almost surely, 2^{13166603161329} is an apocalyptic number.

It is an amenable number.

13166603161329 is a deficient number, since it is larger than the sum of its proper divisors (4420961819311).

13166603161329 is an equidigital number, since it uses as much as digits as its factorization.

13166603161329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8023524719.

The product of its (nonzero) digits is 629856, while the sum is 48.

The spelling of 13166603161329 in words is "thirteen trillion, one hundred sixty-six billion, six hundred three million, one hundred sixty-one thousand, three hundred twenty-nine".