5866945009 has 2 divisors, whose sum is σ = 5866945010. Its totient is φ = 5866945008.

The previous prime is 5866944989. The next prime is 5866945031. The reversal of 5866945009 is 9005496685.

5866945009 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2940675984 + 2926269025 = 54228^2 + 54095^2 .

It is a cyclic number.

It is not a de Polignac number, because 5866945009 - 2⁹ = 5866944497 is a prime.

It is not a weakly prime, because it can be changed into another prime (5866942009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2933472504 + 2933472505.

It is an arithmetic number, because the mean of its divisors is an integer number (2933472505).

Almost surely, 2^5866945009 is an apocalyptic number.

It is an amenable number.

5866945009 is a deficient number, since it is larger than the sum of its proper divisors (1).

5866945009 is an equidigital number, since it uses as much as digits as its factorization.

5866945009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2332800, while the sum is 52.

The square root of 5866945009 is about 76595.9855932411. The cubic root of 5866945009 is about 1803.5880086682.

The spelling of 5866945009 in words is "five billion, eight hundred sixty-six million, nine hundred forty-five thousand, nine".