6771356622229 has 2 divisors, whose sum is σ = 6771356622230. Its totient is φ = 6771356622228.

The previous prime is 6771356622161. The next prime is 6771356622269. The reversal of 6771356622229 is 9222266531776.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4754950942225 + 2016405680004 = 2180585^2 + 1420002^2 .

It is a cyclic number.

It is not a de Polignac number, because 6771356622229 - 2⁹ = 6771356621717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6771356622269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3385678311114 + 3385678311115.

It is an arithmetic number, because the mean of its divisors is an integer number (3385678311115).

Almost surely, 2^{6771356622229} is an apocalyptic number.

It is an amenable number.

6771356622229 is a deficient number, since it is larger than the sum of its proper divisors (1).

6771356622229 is an equidigital number, since it uses as much as digits as its factorization.

6771356622229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22861440, while the sum is 58.

The spelling of 6771356622229 in words is "six trillion, seven hundred seventy-one billion, three hundred fifty-six million, six hundred twenty-two thousand, two hundred twenty-nine".