8049198317 has 2 divisors, whose sum is σ = 8049198318. Its totient is φ = 8049198316.

The previous prime is 8049198307. The next prime is 8049198341. The reversal of 8049198317 is 7138919408.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7083915556 + 965282761 = 84166^2 + 31069^2 .

It is a cyclic number.

It is not a de Polignac number, because 8049198317 - 2⁶ = 8049198253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8049198307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4024599158 + 4024599159.

It is an arithmetic number, because the mean of its divisors is an integer number (4024599159).

Almost surely, 2^8049198317 is an apocalyptic number.

It is an amenable number.

8049198317 is a deficient number, since it is larger than the sum of its proper divisors (1).

8049198317 is an equidigital number, since it uses as much as digits as its factorization.

8049198317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 50.

The square root of 8049198317 is about 89717.3245087034. The cubic root of 8049198317 is about 2004.0914839220.

The spelling of 8049198317 in words is "eight billion, forty-nine million, one hundred ninety-eight thousand, three hundred seventeen".