6580430209 has 2 divisors, whose sum is σ = 6580430210. Its totient is φ = 6580430208.

The previous prime is 6580430201. The next prime is 6580430221. The reversal of 6580430209 is 9020340856.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5051229184 + 1529201025 = 71072^2 + 39105^2 .

It is a cyclic number.

It is not a de Polignac number, because 6580430209 - 2³ = 6580430201 is a prime.

It is not a weakly prime, because it can be changed into another prime (6580430201) 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, 3290215104 + 3290215105.

It is an arithmetic number, because the mean of its divisors is an integer number (3290215105).

Almost surely, 2^6580430209 is an apocalyptic number.

It is an amenable number.

6580430209 is a deficient number, since it is larger than the sum of its proper divisors (1).

6580430209 is an equidigital number, since it uses as much as digits as its factorization.

6580430209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 6580430209 is about 81119.8508936006. The cubic root of 6580430209 is about 1873.9216516082.

The spelling of 6580430209 in words is "six billion, five hundred eighty million, four hundred thirty thousand, two hundred nine".