16850000017 has 2 divisors, whose sum is σ = 16850000018. Its totient is φ = 16850000016.

The previous prime is 16849999967. The next prime is 16850000107. The reversal of 16850000017 is 71000005861.

It is a happy number.

16850000017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (16850000107) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16848299601 + 1700416 = 129801^2 + 1304^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16850000017 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16850000017.

It is not a weakly prime, because it can be changed into another prime (16850000117) 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 as a sum of consecutive naturals, namely, 8425000008 + 8425000009.

It is an arithmetic number, because the mean of its divisors is an integer number (8425000009).

Almost surely, 2^16850000017 is an apocalyptic number.

It is an amenable number.

16850000017 is a deficient number, since it is larger than the sum of its proper divisors (1).

16850000017 is an equidigital number, since it uses as much as digits as its factorization.

16850000017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 28.

Adding to 16850000017 its reverse (71000005861), we get a palindrome (87850005878).

The spelling of 16850000017 in words is "sixteen billion, eight hundred fifty million, seventeen", and thus it is an aban number.