166566114 has 96 divisors (see below), whose sum is σ = 427662144. Its totient is φ = 46189440.

The previous prime is 166566109. The next prime is 166566157. The reversal of 166566114 is 411665661.

It is a happy number.

166566114 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 419364 + ... + 419760.

It is an arithmetic number, because the mean of its divisors is an integer number (4454814).

Almost surely, 2^166566114 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 166566114, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213831072).

166566114 is an abundant number, since it is smaller than the sum of its proper divisors (261096030).

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

166566114 is a wasteful number, since it uses less digits than its factorization.

166566114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592 (or 589 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 166566114 is about 12906.0495117600. The cubic root of 166566114 is about 550.2105133548.

The spelling of 166566114 in words is "one hundred sixty-six million, five hundred sixty-six thousand, one hundred fourteen".