8654685089 has 2 divisors, whose sum is σ = 8654685090. Its totient is φ = 8654685088.

The previous prime is 8654685073. The next prime is 8654685097. The reversal of 8654685089 is 9805864568.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6872410000 + 1782275089 = 82900^2 + 42217^2 .

It is a cyclic number.

It is not a de Polignac number, because 8654685089 - 2⁴ = 8654685073 is a prime.

It is not a weakly prime, because it can be changed into another prime (8654685289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4327342544 + 4327342545.

It is an arithmetic number, because the mean of its divisors is an integer number (4327342545).

Almost surely, 2^8654685089 is an apocalyptic number.

It is an amenable number.

8654685089 is a deficient number, since it is larger than the sum of its proper divisors (1).

8654685089 is an equidigital number, since it uses as much as digits as its factorization.

8654685089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16588800, while the sum is 59.

The square root of 8654685089 is about 93030.5599735915. The cubic root of 8654685089 is about 2053.1330311765.

The spelling of 8654685089 in words is "eight billion, six hundred fifty-four million, six hundred eighty-five thousand, eighty-nine".