563444365 has 12 divisors (see below), whose sum is σ = 743188572. Its totient is φ = 409777280.

The previous prime is 563444309. The next prime is 563444377.

It is a happy number.

563444365 is nontrivially palindromic in base 10.

563444365 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 372258436 + 191185929 = 19294^2 + 13827^2 .

It is not a de Polignac number, because 563444365 - 2¹¹ = 563442317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 465052 + ... + 466261.

It is an arithmetic number, because the mean of its divisors is an integer number (61932381).

Almost surely, 2^563444365 is an apocalyptic number.

563444365 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

563444365 is a deficient number, since it is larger than the sum of its proper divisors (179744207).

563444365 is a wasteful number, since it uses less digits than its factorization.

563444365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 931340 (or 931329 counting only the distinct ones).

The product of its digits is 518400, while the sum is 40.

The square root of 563444365 is about 23736.9830644082. The cubic root of 563444365 is about 825.9435131303.

The spelling of 563444365 in words is "five hundred sixty-three million, four hundred forty-four thousand, three hundred sixty-five".