563135620 has 12 divisors (see below), whose sum is σ = 1182584844. Its totient is φ = 225254240.

The previous prime is 563135609. The next prime is 563135641. The reversal of 563135620 is 26531365.

It can be written as a sum of positive squares in 2 ways, for example, as 261210244 + 301925376 = 16162^2 + 17376^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14078371 + ... + 14078410.

It is an arithmetic number, because the mean of its divisors is an integer number (98548737).

Almost surely, 2^563135620 is an apocalyptic number.

It is an amenable number.

563135620 is an abundant number, since it is smaller than the sum of its proper divisors (619449224).

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

563135620 is a wasteful number, since it uses less digits than its factorization.

563135620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28156790 (or 28156788 counting only the distinct ones).

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

The square root of 563135620 is about 23730.4787140926. The cubic root of 563135620 is about 825.7926242182.

Adding to 563135620 its reverse (26531365), we get a palindrome (589666985).

The spelling of 563135620 in words is "five hundred sixty-three million, one hundred thirty-five thousand, six hundred twenty".