16966104517 has 2 divisors, whose sum is σ = 16966104518. Its totient is φ = 16966104516.

The previous prime is 16966104497. The next prime is 16966104527. The reversal of 16966104517 is 71540166961.

It is a Cunningham number, because it is equal to 130254²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16966104516 + 1 = 130254^2 + 1^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16966104517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16966104527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8483052258 + 8483052259.

It is an arithmetic number, because the mean of its divisors is an integer number (8483052259).

Almost surely, 2^16966104517 is an apocalyptic number.

It is an amenable number.

16966104517 is a deficient number, since it is larger than the sum of its proper divisors (1).

16966104517 is an equidigital number, since it uses as much as digits as its factorization.

16966104517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 46.

The spelling of 16966104517 in words is "sixteen billion, nine hundred sixty-six million, one hundred four thousand, five hundred seventeen".