6775190977 has 2 divisors, whose sum is σ = 6775190978. Its totient is φ = 6775190976.

The previous prime is 6775190941. The next prime is 6775190993. The reversal of 6775190977 is 7790915776.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5202592641 + 1572598336 = 72129^2 + 39656^2 .

It is a cyclic number.

It is not a de Polignac number, because 6775190977 - 2¹⁵ = 6775158209 is a prime.

It is not a weakly prime, because it can be changed into another prime (6775190777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3387595488 + 3387595489.

It is an arithmetic number, because the mean of its divisors is an integer number (3387595489).

Almost surely, 2^6775190977 is an apocalyptic number.

It is an amenable number.

6775190977 is a deficient number, since it is larger than the sum of its proper divisors (1).

6775190977 is an equidigital number, since it uses as much as digits as its factorization.

6775190977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5834430, while the sum is 58.

The square root of 6775190977 is about 82311.5482602533. The cubic root of 6775190977 is about 1892.2296667692.

The spelling of 6775190977 in words is "six billion, seven hundred seventy-five million, one hundred ninety thousand, nine hundred seventy-seven".