17044421714897 has 2 divisors, whose sum is σ = 17044421714898. Its totient is φ = 17044421714896.

The previous prime is 17044421714807. The next prime is 17044421714917. The reversal of 17044421714897 is 79841712444071.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16551911107216 + 492510607681 = 4068404^2 + 701791^2 .

It is a cyclic number.

It is not a de Polignac number, because 17044421714897 - 2¹² = 17044421710801 is a prime.

It is not a weakly prime, because it can be changed into another prime (17044421714807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8522210857448 + 8522210857449.

It is an arithmetic number, because the mean of its divisors is an integer number (8522210857449).

Almost surely, 2^{17044421714897} is an apocalyptic number.

It is an amenable number.

17044421714897 is a deficient number, since it is larger than the sum of its proper divisors (1).

17044421714897 is an equidigital number, since it uses as much as digits as its factorization.

17044421714897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12644352, while the sum is 59.

The spelling of 17044421714897 in words is "seventeen trillion, forty-four billion, four hundred twenty-one million, seven hundred fourteen thousand, eight hundred ninety-seven".