8066799289 has 2 divisors, whose sum is σ = 8066799290. Its totient is φ = 8066799288.

The previous prime is 8066799203. The next prime is 8066799313. The reversal of 8066799289 is 9829976608.

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., 6835982400 + 1230816889 = 82680^2 + 35083^2 .

It is a cyclic number.

It is not a de Polignac number, because 8066799289 - 2¹¹ = 8066797241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8066799289.

It is not a weakly prime, because it can be changed into another prime (8066799989) 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, 4033399644 + 4033399645.

It is an arithmetic number, because the mean of its divisors is an integer number (4033399645).

Almost surely, 2^8066799289 is an apocalyptic number.

It is an amenable number.

8066799289 is a deficient number, since it is larger than the sum of its proper divisors (1).

8066799289 is an equidigital number, since it uses as much as digits as its factorization.

8066799289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23514624, while the sum is 64.

The square root of 8066799289 is about 89815.3622104816. The cubic root of 8066799289 is about 2005.5511853321.

The spelling of 8066799289 in words is "eight billion, sixty-six million, seven hundred ninety-nine thousand, two hundred eighty-nine".