17050000205 has 16 divisors (see below), whose sum is σ = 23731858560. Its totient is φ = 11516928192.

The previous prime is 17050000199. The next prime is 17050000223. The reversal of 17050000205 is 50200005071.

It is not a de Polignac number, because 17050000205 - 2²⁰ = 17048951629 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3633050 + ... + 3637739.

It is an arithmetic number, because the mean of its divisors is an integer number (1483241160).

Almost surely, 2^17050000205 is an apocalyptic number.

It is an amenable number.

17050000205 is a deficient number, since it is larger than the sum of its proper divisors (6681858355).

17050000205 is an equidigital number, since it uses as much as digits as its factorization.

17050000205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7270868.

The product of its (nonzero) digits is 350, while the sum is 20.

Adding to 17050000205 its reverse (50200005071), we get a palindrome (67250005276).

The spelling of 17050000205 in words is "seventeen billion, fifty million, two hundred five", and thus it is an aban number.