166850000017 has 4 divisors (see below), whose sum is σ = 167010588160. Its totient is φ = 166689411876.

The previous prime is 166849999997. The next prime is 166850000027. The reversal of 166850000017 is 710000058661.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 166850000017 - 2⁷ = 166849999889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (166850000027) 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, 80292513 + ... + 80294590.

It is an arithmetic number, because the mean of its divisors is an integer number (41752647040).

Almost surely, 2^166850000017 is an apocalyptic number.

It is an amenable number.

166850000017 is a deficient number, since it is larger than the sum of its proper divisors (160588143).

166850000017 is a wasteful number, since it uses less digits than its factorization.

166850000017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160588142.

The product of its (nonzero) digits is 10080, while the sum is 34.

Adding to 166850000017 its reverse (710000058661), we get a palindrome (876850058678).

The spelling of 166850000017 in words is "one hundred sixty-six billion, eight hundred fifty million, seventeen", and thus it is an aban number.