6774869357 has 2 divisors, whose sum is σ = 6774869358. Its totient is φ = 6774869356.

The previous prime is 6774869341. The next prime is 6774869383. The reversal of 6774869357 is 7539684776.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5389615396 + 1385253961 = 73414^2 + 37219^2 .

It is a cyclic number.

It is not a de Polignac number, because 6774869357 - 2⁴ = 6774869341 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6774869357.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6774869327) 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, 3387434678 + 3387434679.

It is an arithmetic number, because the mean of its divisors is an integer number (3387434679).

Almost surely, 2^6774869357 is an apocalyptic number.

It is an amenable number.

6774869357 is a deficient number, since it is larger than the sum of its proper divisors (1).

6774869357 is an equidigital number, since it uses as much as digits as its factorization.

6774869357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 53343360, while the sum is 62.

The square root of 6774869357 is about 82309.5945622380. The cubic root of 6774869357 is about 1892.1997247578.

The spelling of 6774869357 in words is "six billion, seven hundred seventy-four million, eight hundred sixty-nine thousand, three hundred fifty-seven".