563441268 has 144 divisors (see below), whose sum is σ = 1538429760. Its totient is φ = 159823872.

The previous prime is 563441243. The next prime is 563441269. The reversal of 563441268 is 862144365.

563441268 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563441269) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2033946 + ... + 2034222.

It is an arithmetic number, because the mean of its divisors is an integer number (10683540).

Almost surely, 2^563441268 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 563441268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (769214880).

563441268 is an abundant number, since it is smaller than the sum of its proper divisors (974988492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

563441268 is a wasteful number, since it uses less digits than its factorization.

563441268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386 (or 371 counting only the distinct ones).

The product of its digits is 138240, while the sum is 39.

The square root of 563441268 is about 23736.9178285640. The cubic root of 563441268 is about 825.9419998476.

The spelling of 563441268 in words is "five hundred sixty-three million, four hundred forty-one thousand, two hundred sixty-eight".