563718813 has 16 divisors (see below), whose sum is σ = 859361280. Its totient is φ = 321989616.

The previous prime is 563718769. The next prime is 563718823. The reversal of 563718813 is 318817365.

563718813 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 563718813 - 2⁸ = 563718557 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563718823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67608 + ... + 75486.

It is an arithmetic number, because the mean of its divisors is an integer number (53710080).

Almost surely, 2^563718813 is an apocalyptic number.

It is an amenable number.

563718813 is a deficient number, since it is larger than the sum of its proper divisors (295642467).

563718813 is a wasteful number, since it uses less digits than its factorization.

563718813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11296.

The product of its digits is 120960, while the sum is 42.

The square root of 563718813 is about 23742.7633817128. The cubic root of 563718813 is about 826.0775942482.

The spelling of 563718813 in words is "five hundred sixty-three million, seven hundred eighteen thousand, eight hundred thirteen".