166101166 has 64 divisors (see below), whose sum is σ = 320785920. Its totient is φ = 62640000.

The previous prime is 166101161. The next prime is 166101167. The reversal of 166101166 is 661101661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166101161) 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 31 ways as a sum of consecutive naturals, for example, 917596 + ... + 917776.

It is an arithmetic number, because the mean of its divisors is an integer number (5012280).

Almost surely, 2^166101166 is an apocalyptic number.

166101166 is a deficient number, since it is larger than the sum of its proper divisors (154684754).

166101166 is a wasteful number, since it uses less digits than its factorization.

166101166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 166101166 is about 12888.0241309520. The cubic root of 166101166 is about 549.6980888479.

The spelling of 166101166 in words is "one hundred sixty-six million, one hundred one thousand, one hundred sixty-six".