6286643089 has 2 divisors, whose sum is σ = 6286643090. Its totient is φ = 6286643088.

The previous prime is 6286643063. The next prime is 6286643093. The reversal of 6286643089 is 9803466826.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4491680400 + 1794962689 = 67020^2 + 42367^2 .

It is a cyclic number.

It is not a de Polignac number, because 6286643089 - 2⁵ = 6286643057 is a prime.

It is not a weakly prime, because it can be changed into another prime (6286643009) 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, 3143321544 + 3143321545.

It is an arithmetic number, because the mean of its divisors is an integer number (3143321545).

Almost surely, 2^6286643089 is an apocalyptic number.

It is an amenable number.

6286643089 is a deficient number, since it is larger than the sum of its proper divisors (1).

6286643089 is an equidigital number, since it uses as much as digits as its factorization.

6286643089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2985984, while the sum is 52.

The square root of 6286643089 is about 79288.3540565700. The cubic root of 6286643089 is about 1845.6085848122.

The spelling of 6286643089 in words is "six billion, two hundred eighty-six million, six hundred forty-three thousand, eighty-nine".