6775760009 has 2 divisors, whose sum is σ = 6775760010. Its totient is φ = 6775760008.

The previous prime is 6775759997. The next prime is 6775760011. The reversal of 6775760009 is 9000675776.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6775759225 + 784 = 82315^2 + 28^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6775760009 is a prime.

Together with 6775760011, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6775760099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3387880004 + 3387880005.

It is an arithmetic number, because the mean of its divisors is an integer number (3387880005).

Almost surely, 2^6775760009 is an apocalyptic number.

It is an amenable number.

6775760009 is a deficient number, since it is larger than the sum of its proper divisors (1).

6775760009 is an equidigital number, since it uses as much as digits as its factorization.

6775760009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 555660, while the sum is 47.

The square root of 6775760009 is about 82315.0047621939. The cubic root of 6775760009 is about 1892.2826398929.

The spelling of 6775760009 in words is "six billion, seven hundred seventy-five million, seven hundred sixty thousand, nine".