16933426613 has 2 divisors, whose sum is σ = 16933426614. Its totient is φ = 16933426612.

The previous prime is 16933426579. The next prime is 16933426649. The reversal of 16933426613 is 31662433961.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13531970929 + 3401455684 = 116327^2 + 58322^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16933426613 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16933426663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8466713306 + 8466713307.

It is an arithmetic number, because the mean of its divisors is an integer number (8466713307).

Almost surely, 2^16933426613 is an apocalyptic number.

It is an amenable number.

16933426613 is a deficient number, since it is larger than the sum of its proper divisors (1).

16933426613 is an equidigital number, since it uses as much as digits as its factorization.

16933426613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 419904, while the sum is 44.

The spelling of 16933426613 in words is "sixteen billion, nine hundred thirty-three million, four hundred twenty-six thousand, six hundred thirteen".