19332793349 has 2 divisors, whose sum is σ = 19332793350. Its totient is φ = 19332793348.

The previous prime is 19332793309. The next prime is 19332793357. The reversal of 19332793349 is 94339723391.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15920130625 + 3412662724 = 126175^2 + 58418^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19332793349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 19332793349.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19332793309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9666396674 + 9666396675.

It is an arithmetic number, because the mean of its divisors is an integer number (9666396675).

Almost surely, 2^19332793349 is an apocalyptic number.

It is an amenable number.

19332793349 is a deficient number, since it is larger than the sum of its proper divisors (1).

19332793349 is an equidigital number, since it uses as much as digits as its factorization.

19332793349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3306744, while the sum is 53.

The spelling of 19332793349 in words is "nineteen billion, three hundred thirty-two million, seven hundred ninety-three thousand, three hundred forty-nine".