193368432841613 has 2 divisors, whose sum is σ = 193368432841614. Its totient is φ = 193368432841612.

The previous prime is 193368432841561. The next prime is 193368432841657. The reversal of 193368432841613 is 316148234863391.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97380522576649 + 95987910264964 = 9868157^2 + 9797342^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-193368432841613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (193368432841663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96684216420806 + 96684216420807.

It is an arithmetic number, because the mean of its divisors is an integer number (96684216420807).

Almost surely, 2^{193368432841613} is an apocalyptic number.

It is an amenable number.

193368432841613 is a deficient number, since it is larger than the sum of its proper divisors (1).

193368432841613 is an equidigital number, since it uses as much as digits as its factorization.

193368432841613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 53747712, while the sum is 62.

The spelling of 193368432841613 in words is "one hundred ninety-three trillion, three hundred sixty-eight billion, four hundred thirty-two million, eight hundred forty-one thousand, six hundred thirteen".