6696634963169 has 2 divisors, whose sum is σ = 6696634963170. Its totient is φ = 6696634963168.

The previous prime is 6696634963129. The next prime is 6696634963201. The reversal of 6696634963169 is 9613694366966.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6453301912225 + 243333050944 = 2540335^2 + 493288^2 .

It is a cyclic number.

It is not a de Polignac number, because 6696634963169 - 2⁴⁰ = 5597123335393 is a prime.

It is a super-2 number, since 2×6696634963169² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6696634963096 and 6696634963105.

It is not a weakly prime, because it can be changed into another prime (6696634963129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3348317481584 + 3348317481585.

It is an arithmetic number, because the mean of its divisors is an integer number (3348317481585).

Almost surely, 2^{6696634963169} is an apocalyptic number.

It is an amenable number.

6696634963169 is a deficient number, since it is larger than the sum of its proper divisors (1).

6696634963169 is an equidigital number, since it uses as much as digits as its factorization.

6696634963169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1224440064, while the sum is 74.

The spelling of 6696634963169 in words is "six trillion, six hundred ninety-six billion, six hundred thirty-four million, nine hundred sixty-three thousand, one hundred sixty-nine".