166050172 has 12 divisors (see below), whose sum is σ = 300608280. Its totient is φ = 80162096.

The previous prime is 166050151. The next prime is 166050173. The reversal of 166050172 is 271050661.

It is a self number, because there is not a number n which added to its sum of digits gives 166050172.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166050173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 715618 + ... + 715849.

It is an arithmetic number, because the mean of its divisors is an integer number (25050690).

Almost surely, 2^166050172 is an apocalyptic number.

It is an amenable number.

166050172 is a deficient number, since it is larger than the sum of its proper divisors (134558108).

166050172 is a wasteful number, since it uses less digits than its factorization.

166050172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1431500 (or 1431498 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 166050172 is about 12886.0456308365. The cubic root of 166050172 is about 549.6418296132.

The spelling of 166050172 in words is "one hundred sixty-six million, fifty thousand, one hundred seventy-two".