166089632 has 12 divisors (see below), whose sum is σ = 326989026. Its totient is φ = 83044800.

The previous prime is 166089629. The next prime is 166089691. The reversal of 166089632 is 236980661.

166089632 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 117592336 + 48497296 = 10844^2 + 6964^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 166089632.

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 as a sum of consecutive naturals, namely, 2595119 + ... + 2595182.

Almost surely, 2^166089632 is an apocalyptic number.

It is an amenable number.

166089632 is a deficient number, since it is larger than the sum of its proper divisors (160899394).

166089632 is an equidigital number, since it uses as much as digits as its factorization.

166089632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5190311 (or 5190303 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 166089632 is about 12887.5766535063. The cubic root of 166089632 is about 549.6853649466.

The spelling of 166089632 in words is "one hundred sixty-six million, eighty-nine thousand, six hundred thirty-two".