563631520 has 96 divisors (see below), whose sum is σ = 1369944576. Its totient is φ = 219033600.

The previous prime is 563631511. The next prime is 563631527. The reversal of 563631520 is 25136365.

It is not an unprimeable number, because it can be changed into a prime (563631527) 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 15 ways as a sum of consecutive naturals, for example, 1812165 + ... + 1812475.

It is an arithmetic number, because the mean of its divisors is an integer number (14270256).

Almost surely, 2^563631520 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 563631520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (684972288).

563631520 is an abundant number, since it is smaller than the sum of its proper divisors (806313056).

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

563631520 is a wasteful number, since it uses less digits than its factorization.

563631520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614 (or 606 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 563631520 is about 23740.9250030406. The cubic root of 563631520 is about 826.0349521175.

Adding to 563631520 its reverse (25136365), we get a palindrome (588767885).

The spelling of 563631520 in words is "five hundred sixty-three million, six hundred thirty-one thousand, five hundred twenty".