6774091673 has 2 divisors, whose sum is σ = 6774091674. Its totient is φ = 6774091672.

The previous prime is 6774091661. The next prime is 6774091691. The reversal of 6774091673 is 3761904776.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4469323609 + 2304768064 = 66853^2 + 48008^2 .

It is a cyclic number.

It is not a de Polignac number, because 6774091673 - 2⁸ = 6774091417 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (6774091633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3387045836 + 3387045837.

It is an arithmetic number, because the mean of its divisors is an integer number (3387045837).

Almost surely, 2^6774091673 is an apocalyptic number.

It is an amenable number.

6774091673 is a deficient number, since it is larger than the sum of its proper divisors (1).

6774091673 is an equidigital number, since it uses as much as digits as its factorization.

6774091673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1333584, while the sum is 50.

The square root of 6774091673 is about 82304.8702872436. The cubic root of 6774091673 is about 1892.1273204214.

The spelling of 6774091673 in words is "six billion, seven hundred seventy-four million, ninety-one thousand, six hundred seventy-three".