17016853351681 has 2 divisors, whose sum is σ = 17016853351682. Its totient is φ = 17016853351680.

The previous prime is 17016853351643. The next prime is 17016853351721. The reversal of 17016853351681 is 18615335861071.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10231041960000 + 6785811391681 = 3198600^2 + 2604959^2 .

It is a cyclic number.

It is not a de Polignac number, because 17016853351681 - 2⁴¹ = 14817830096129 is a prime.

It is a super-2 number, since 2×17016853351681² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (17016853301681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8508426675840 + 8508426675841.

It is an arithmetic number, because the mean of its divisors is an integer number (8508426675841).

Almost surely, 2^{17016853351681} is an apocalyptic number.

It is an amenable number.

17016853351681 is a deficient number, since it is larger than the sum of its proper divisors (1).

17016853351681 is an equidigital number, since it uses as much as digits as its factorization.

17016853351681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3628800, while the sum is 55.

The spelling of 17016853351681 in words is "seventeen trillion, sixteen billion, eight hundred fifty-three million, three hundred fifty-one thousand, six hundred eighty-one".