17270668817 has 2 divisors, whose sum is σ = 17270668818. Its totient is φ = 17270668816.

The previous prime is 17270668777. The next prime is 17270668841. The reversal of 17270668817 is 71886607271.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8635799041 + 8634869776 = 92929^2 + 92924^2 .

It is a cyclic number.

It is not a de Polignac number, because 17270668817 - 2¹⁰ = 17270667793 is a prime.

It is not a weakly prime, because it can be changed into another prime (17270668867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8635334408 + 8635334409.

It is an arithmetic number, because the mean of its divisors is an integer number (8635334409).

Almost surely, 2^17270668817 is an apocalyptic number.

It is an amenable number.

17270668817 is a deficient number, since it is larger than the sum of its proper divisors (1).

17270668817 is an equidigital number, since it uses as much as digits as its factorization.

17270668817 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1580544, while the sum is 53.

The spelling of 17270668817 in words is "seventeen billion, two hundred seventy million, six hundred sixty-eight thousand, eight hundred seventeen".