166182027 has 8 divisors (see below), whose sum is σ = 241719360. Its totient is φ = 100716360.

The previous prime is 166182001. The next prime is 166182047. The reversal of 166182027 is 720281661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 166182027 - 2¹² = 166177931 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 5035819 = 166182027 / (1 + 6 + 6 + 1 + 8 + 2 + 0 + 2 + 7).

It is not an unprimeable number, because it can be changed into a prime (166182047) 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 7 ways as a sum of consecutive naturals, for example, 2517877 + ... + 2517942.

It is an arithmetic number, because the mean of its divisors is an integer number (30214920).

Almost surely, 2^166182027 is an apocalyptic number.

166182027 is a deficient number, since it is larger than the sum of its proper divisors (75537333).

166182027 is a wasteful number, since it uses less digits than its factorization.

166182027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5035833.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 166182027 is about 12891.1608088643. The cubic root of 166182027 is about 549.7872753104.

The spelling of 166182027 in words is "one hundred sixty-six million, one hundred eighty-two thousand, twenty-seven".