13423322166 has 16 divisors (see below), whose sum is σ = 26863665600. Its totient is φ = 4471603848.

The previous prime is 13423322161. The next prime is 13423322189. The reversal of 13423322166 is 66122332431.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13423322161) 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, 698956 + ... + 717903.

It is an arithmetic number, because the mean of its divisors is an integer number (1678979100).

Almost surely, 2^13423322166 is an apocalyptic number.

13423322166 is an abundant number, since it is smaller than the sum of its proper divisors (13440343434).

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

13423322166 is a wasteful number, since it uses less digits than its factorization.

13423322166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1418443.

The product of its digits is 31104, while the sum is 33.

Adding to 13423322166 its reverse (66122332431), we get a palindrome (79545654597).

The spelling of 13423322166 in words is "thirteen billion, four hundred twenty-three million, three hundred twenty-two thousand, one hundred sixty-six".