16966104497 has 2 divisors, whose sum is σ = 16966104498. Its totient is φ = 16966104496.

The previous prime is 16966104481. The next prime is 16966104517. The reversal of 16966104497 is 79440166961.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14031823936 + 2934280561 = 118456^2 + 54169^2 .

It is a cyclic number.

It is not a de Polignac number, because 16966104497 - 2⁴ = 16966104481 is a prime.

It is not a weakly prime, because it can be changed into another prime (16966104427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8483052248 + 8483052249.

It is an arithmetic number, because the mean of its divisors is an integer number (8483052249).

Almost surely, 2^16966104497 is an apocalyptic number.

It is an amenable number.

16966104497 is a deficient number, since it is larger than the sum of its proper divisors (1).

16966104497 is an equidigital number, since it uses as much as digits as its factorization.

16966104497 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1959552, while the sum is 53.

The spelling of 16966104497 in words is "sixteen billion, nine hundred sixty-six million, one hundred four thousand, four hundred ninety-seven".