132166566 has 40 divisors (see below), whose sum is σ = 338461200. Its totient is φ = 37761552.

The previous prime is 132166523. The next prime is 132166589. The reversal of 132166566 is 665661231.

132166566 is a `hidden beast` number, since 1 + 32 + 1 + 66 + 566 = 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 132166566.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 57141 + ... + 59408.

It is an arithmetic number, because the mean of its divisors is an integer number (8461530).

Almost surely, 2^132166566 is an apocalyptic number.

132166566 is an abundant number, since it is smaller than the sum of its proper divisors (206294634).

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

132166566 is a wasteful number, since it uses less digits than its factorization.

132166566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116570 (or 116561 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 132166566 is about 11496.3718624617. The cubic root of 132166566 is about 509.3784122672.

The spelling of 132166566 in words is "one hundred thirty-two million, one hundred sixty-six thousand, five hundred sixty-six".