449556563 has 2 divisors, whose sum is σ = 449556564. Its totient is φ = 449556562.

The previous prime is 449556539. The next prime is 449556571. The reversal of 449556563 is 365655944.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 449556563 - 2⁸ = 449556307 is a prime.

It is a super-2 number, since 2×449556563² = 404202206672745938, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (449552563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224778281 + 224778282.

It is an arithmetic number, because the mean of its divisors is an integer number (224778282).

Almost surely, 2^449556563 is an apocalyptic number.

449556563 is a deficient number, since it is larger than the sum of its proper divisors (1).

449556563 is an equidigital number, since it uses as much as digits as its factorization.

449556563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944000, while the sum is 47.

The square root of 449556563 is about 21202.7489491339. The cubic root of 449556563 is about 766.0576385899.

The spelling of 449556563 in words is "four hundred forty-nine million, five hundred fifty-six thousand, five hundred sixty-three".