6366222349 has 2 divisors, whose sum is σ = 6366222350. Its totient is φ = 6366222348.

The previous prime is 6366222311. The next prime is 6366222353. The reversal of 6366222349 is 9432226636.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4599281124 + 1766941225 = 67818^2 + 42035^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6366222349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6366222949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3183111174 + 3183111175.

It is an arithmetic number, because the mean of its divisors is an integer number (3183111175).

Almost surely, 2^6366222349 is an apocalyptic number.

It is an amenable number.

6366222349 is a deficient number, since it is larger than the sum of its proper divisors (1).

6366222349 is an equidigital number, since it uses as much as digits as its factorization.

6366222349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 559872, while the sum is 43.

The square root of 6366222349 is about 79788.6103964720. The cubic root of 6366222349 is about 1853.3634793121.

The spelling of 6366222349 in words is "six billion, three hundred sixty-six million, two hundred twenty-two thousand, three hundred forty-nine".