13166162611 has 4 divisors (see below), whose sum is σ = 15047042992. Its totient is φ = 11285282232.

The previous prime is 13166162557. The next prime is 13166162617. The reversal of 13166162611 is 11626166131.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 13166162611 - 2⁷ = 13166162483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13166162617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 940440180 + ... + 940440193.

It is an arithmetic number, because the mean of its divisors is an integer number (3761760748).

Almost surely, 2^13166162611 is an apocalyptic number.

13166162611 is a deficient number, since it is larger than the sum of its proper divisors (1880880381).

13166162611 is an equidigital number, since it uses as much as digits as its factorization.

13166162611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1880880380.

The product of its digits is 7776, while the sum is 34.

The spelling of 13166162611 in words is "thirteen billion, one hundred sixty-six million, one hundred sixty-two thousand, six hundred eleven".