16966696474237 has 2 divisors, whose sum is σ = 16966696474238. Its totient is φ = 16966696474236.

The previous prime is 16966696474199. The next prime is 16966696474261. The reversal of 16966696474237 is 73247469666961.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16741673372281 + 225023101956 = 4091659^2 + 474366^2 .

It is a cyclic number.

It is not a de Polignac number, because 16966696474237 - 2³⁵ = 16932336735869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16966696474537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8483348237118 + 8483348237119.

It is an arithmetic number, because the mean of its divisors is an integer number (8483348237119).

Almost surely, 2^{16966696474237} is an apocalyptic number.

It is an amenable number.

16966696474237 is a deficient number, since it is larger than the sum of its proper divisors (1).

16966696474237 is an equidigital number, since it uses as much as digits as its factorization.

16966696474237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2962842624, while the sum is 76.

The spelling of 16966696474237 in words is "sixteen trillion, nine hundred sixty-six billion, six hundred ninety-six million, four hundred seventy-four thousand, two hundred thirty-seven".