16966696837 has 2 divisors, whose sum is σ = 16966696838. Its totient is φ = 16966696836.

The previous prime is 16966696811. The next prime is 16966696853. The reversal of 16966696837 is 73869666961.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15843508641 + 1123188196 = 125871^2 + 33514^2 .

It is an emirp because it is prime and its reverse (73869666961) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16966696837 - 2¹⁹ = 16966172549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16966696807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8483348418 + 8483348419.

It is an arithmetic number, because the mean of its divisors is an integer number (8483348419).

Almost surely, 2^16966696837 is an apocalyptic number.

It is an amenable number.

16966696837 is a deficient number, since it is larger than the sum of its proper divisors (1).

16966696837 is an equidigital number, since it uses as much as digits as its factorization.

16966696837 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105815808, while the sum is 67.

The spelling of 16966696837 in words is "sixteen billion, nine hundred sixty-six million, six hundred ninety-six thousand, eight hundred thirty-seven".