6364964449 has 2 divisors, whose sum is σ = 6364964450. Its totient is φ = 6364964448.

The previous prime is 6364964387. The next prime is 6364964453. The reversal of 6364964449 is 9444694636.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6362933824 + 2030625 = 79768^2 + 1425^2 .

It is a cyclic number.

It is not a de Polignac number, because 6364964449 - 2⁷ = 6364964321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6364964449.

It is not a weakly prime, because it can be changed into another prime (6364967449) 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, 3182482224 + 3182482225.

It is an arithmetic number, because the mean of its divisors is an integer number (3182482225).

Almost surely, 2^6364964449 is an apocalyptic number.

It is an amenable number.

6364964449 is a deficient number, since it is larger than the sum of its proper divisors (1).

6364964449 is an equidigital number, since it uses as much as digits as its factorization.

6364964449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13436928, while the sum is 55.

The square root of 6364964449 is about 79780.7273030273. The cubic root of 6364964449 is about 1853.2414027567.

The spelling of 6364964449 in words is "six billion, three hundred sixty-four million, nine hundred sixty-four thousand, four hundred forty-nine".