8099768569 has 2 divisors, whose sum is σ = 8099768570. Its totient is φ = 8099768568.

The previous prime is 8099768563. The next prime is 8099768591. The reversal of 8099768569 is 9658679908.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5772960400 + 2326808169 = 75980^2 + 48237^2 .

It is a cyclic number.

It is not a de Polignac number, because 8099768569 - 2⁷ = 8099768441 is a prime.

It is a super-2 number, since 2×8099768569² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8099768563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4049884284 + 4049884285.

It is an arithmetic number, because the mean of its divisors is an integer number (4049884285).

Almost surely, 2^8099768569 is an apocalyptic number.

It is an amenable number.

8099768569 is a deficient number, since it is larger than the sum of its proper divisors (1).

8099768569 is an equidigital number, since it uses as much as digits as its factorization.

8099768569 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58786560, while the sum is 67.

The square root of 8099768569 is about 89998.7142630382. The cubic root of 8099768569 is about 2008.2797232079.

The spelling of 8099768569 in words is "eight billion, ninety-nine million, seven hundred sixty-eight thousand, five hundred sixty-nine".