563503520 has 48 divisors (see below), whose sum is σ = 1401351840. Its totient is φ = 213537024.

The previous prime is 563503511. The next prime is 563503529. The reversal of 563503520 is 25305365.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (563503511) and next prime (563503529).

It is not an unprimeable number, because it can be changed into a prime (563503529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89642 + ... + 95721.

It is an arithmetic number, because the mean of its divisors is an integer number (29194830).

Almost surely, 2^563503520 is an apocalyptic number.

It is an amenable number.

563503520 is an abundant number, since it is smaller than the sum of its proper divisors (837848320).

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

563503520 is a wasteful number, since it uses less digits than its factorization.

563503520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185397 (or 185389 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 29.

The square root of 563503520 is about 23738.2290830635. The cubic root of 563503520 is about 825.9724168883.

Adding to 563503520 its reverse (25305365), we get a palindrome (588808885).

The spelling of 563503520 in words is "five hundred sixty-three million, five hundred three thousand, five hundred twenty".