16965095623897 has 2 divisors, whose sum is σ = 16965095623898. Its totient is φ = 16965095623896.

The previous prime is 16965095623831. The next prime is 16965095623907. The reversal of 16965095623897 is 79832659056961.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11066507076496 + 5898588547401 = 3326636^2 + 2428701^2 .

It is a cyclic number.

It is not a de Polignac number, because 16965095623897 - 2⁷ = 16965095623769 is a prime.

It is not a weakly prime, because it can be changed into another prime (16965095623297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8482547811948 + 8482547811949.

It is an arithmetic number, because the mean of its divisors is an integer number (8482547811949).

Almost surely, 2^{16965095623897} is an apocalyptic number.

It is an amenable number.

16965095623897 is a deficient number, since it is larger than the sum of its proper divisors (1).

16965095623897 is an equidigital number, since it uses as much as digits as its factorization.

16965095623897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1322697600, while the sum is 76.

The spelling of 16965095623897 in words is "sixteen trillion, nine hundred sixty-five billion, ninety-five million, six hundred twenty-three thousand, eight hundred ninety-seven".