6449000573 has 2 divisors, whose sum is σ = 6449000574. Its totient is φ = 6449000572.

The previous prime is 6449000557. The next prime is 6449000603. The reversal of 6449000573 is 3750009446.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5272647769 + 1176352804 = 72613^2 + 34298^2 .

It is a cyclic number.

It is not a de Polignac number, because 6449000573 - 2⁴ = 6449000557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6449000543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3224500286 + 3224500287.

It is an arithmetic number, because the mean of its divisors is an integer number (3224500287).

Almost surely, 2^6449000573 is an apocalyptic number.

It is an amenable number.

6449000573 is a deficient number, since it is larger than the sum of its proper divisors (1).

6449000573 is an equidigital number, since it uses as much as digits as its factorization.

6449000573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 6449000573 is about 80305.6696192741. The cubic root of 6449000573 is about 1861.3618358407.

The spelling of 6449000573 in words is "six billion, four hundred forty-nine million, five hundred seventy-three", and thus it is an aban number.