563343645 has 32 divisors (see below), whose sum is σ = 941985792. Its totient is φ = 287203392.

The previous prime is 563343631. The next prime is 563343653. The reversal of 563343645 is 546343365.

563343645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 563343645 - 2¹⁰ = 563342621 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21024 + ... + 39606.

It is an arithmetic number, because the mean of its divisors is an integer number (29437056).

Almost surely, 2^563343645 is an apocalyptic number.

It is an amenable number.

563343645 is a deficient number, since it is larger than the sum of its proper divisors (378642147).

563343645 is a wasteful number, since it uses less digits than its factorization.

563343645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18681.

The product of its digits is 388800, while the sum is 39.

The square root of 563343645 is about 23734.8613857339. The cubic root of 563343645 is about 825.8942956191.

The spelling of 563343645 in words is "five hundred sixty-three million, three hundred forty-three thousand, six hundred forty-five".