13606331166 has 12 divisors (see below), whose sum is σ = 29480384232. Its totient is φ = 4535443716.

The previous prime is 13606331159. The next prime is 13606331177. The reversal of 13606331166 is 66113360631.

13606331166 is a `hidden beast` number, since 1 + 3 + 6 + 0 + 633 + 1 + 16 + 6 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13606331166.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 377953626 + ... + 377953661.

It is an arithmetic number, because the mean of its divisors is an integer number (2456698686).

Almost surely, 2^13606331166 is an apocalyptic number.

13606331166 is an abundant number, since it is smaller than the sum of its proper divisors (15874053066).

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

13606331166 is a wasteful number, since it uses less digits than its factorization.

13606331166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755907295 (or 755907292 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 36.

Adding to 13606331166 its reverse (66113360631), we get a palindrome (79719691797).

The spelling of 13606331166 in words is "thirteen billion, six hundred six million, three hundred thirty-one thousand, one hundred sixty-six".