6770384018809 has 2 divisors, whose sum is σ = 6770384018810. Its totient is φ = 6770384018808.

The previous prime is 6770384018737. The next prime is 6770384018813. The reversal of 6770384018809 is 9088104830776.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5568641881209 + 1201742137600 = 2359797^2 + 1096240^2 .

It is a cyclic number.

It is not a de Polignac number, because 6770384018809 - 2³⁵ = 6736024280441 is a prime.

It is not a weakly prime, because it can be changed into another prime (6770384018309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3385192009404 + 3385192009405.

It is an arithmetic number, because the mean of its divisors is an integer number (3385192009405).

Almost surely, 2^{6770384018809} is an apocalyptic number.

It is an amenable number.

6770384018809 is a deficient number, since it is larger than the sum of its proper divisors (1).

6770384018809 is an equidigital number, since it uses as much as digits as its factorization.

6770384018809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16257024, while the sum is 61.

The spelling of 6770384018809 in words is "six trillion, seven hundred seventy billion, three hundred eighty-four million, eighteen thousand, eight hundred nine".