6774479461 has 2 divisors, whose sum is σ = 6774479462. Its totient is φ = 6774479460.

The previous prime is 6774479449. The next prime is 6774479471. The reversal of 6774479461 is 1649744776.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6321045025 + 453434436 = 79505^2 + 21294^2 .

It is a cyclic number.

It is not a de Polignac number, because 6774479461 - 2⁵ = 6774479429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6774479471) 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, 3387239730 + 3387239731.

It is an arithmetic number, because the mean of its divisors is an integer number (3387239731).

Almost surely, 2^6774479461 is an apocalyptic number.

It is an amenable number.

6774479461 is a deficient number, since it is larger than the sum of its proper divisors (1).

6774479461 is an equidigital number, since it uses as much as digits as its factorization.

6774479461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7112448, while the sum is 55.

The square root of 6774479461 is about 82307.2260557966. The cubic root of 6774479461 is about 1892.1634251522.

The spelling of 6774479461 in words is "six billion, seven hundred seventy-four million, four hundred seventy-nine thousand, four hundred sixty-one".