132205666 has 16 divisors (see below), whose sum is σ = 204986880. Its totient is φ = 63913680.

The previous prime is 132205663. The next prime is 132205681. The reversal of 132205666 is 666502231.

It is not an unprimeable number, because it can be changed into a prime (132205663) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1986 + ... + 16381.

It is an arithmetic number, because the mean of its divisors is an integer number (12811680).

Almost surely, 2^132205666 is an apocalyptic number.

132205666 is a deficient number, since it is larger than the sum of its proper divisors (72781214).

132205666 is a wasteful number, since it uses less digits than its factorization.

132205666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18489.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 132205666 is about 11498.0722732117. The cubic root of 132205666 is about 509.4286386161.

Adding to 132205666 its reverse (666502231), we get a palindrome (798707897).

The spelling of 132205666 in words is "one hundred thirty-two million, two hundred five thousand, six hundred sixty-six".