6320704292809 has 2 divisors, whose sum is σ = 6320704292810. Its totient is φ = 6320704292808.

The previous prime is 6320704292801. The next prime is 6320704292831. The reversal of 6320704292809 is 9082924070236.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6107832788409 + 212871504400 = 2471403^2 + 461380^2 .

It is a cyclic number.

It is not a de Polignac number, because 6320704292809 - 2³ = 6320704292801 is a prime.

It is a super-2 number, since 2×6320704292809² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6320704292801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3160352146404 + 3160352146405.

It is an arithmetic number, because the mean of its divisors is an integer number (3160352146405).

Almost surely, 2^{6320704292809} is an apocalyptic number.

It is an amenable number.

6320704292809 is a deficient number, since it is larger than the sum of its proper divisors (1).

6320704292809 is an equidigital number, since it uses as much as digits as its factorization.

6320704292809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2612736, while the sum is 52.

The spelling of 6320704292809 in words is "six trillion, three hundred twenty billion, seven hundred four million, two hundred ninety-two thousand, eight hundred nine".