563550540 has 48 divisors (see below), whose sum is σ = 1803363072. Its totient is φ = 128811456.

The previous prime is 563550521. The next prime is 563550551. The reversal of 563550540 is 45055365.

It is a super-2 number, since 2×563550540² = 635178422268583200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 670474 + ... + 671313.

It is an arithmetic number, because the mean of its divisors is an integer number (37570064).

Almost surely, 2^563550540 is an apocalyptic number.

It is an amenable number.

563550540 is an abundant number, since it is smaller than the sum of its proper divisors (1239812532).

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

563550540 is a wasteful number, since it uses less digits than its factorization.

563550540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341806 (or 1341804 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 33.

The square root of 563550540 is about 23739.2194479937. The cubic root of 563550540 is about 825.9953899142.

The spelling of 563550540 in words is "five hundred sixty-three million, five hundred fifty thousand, five hundred forty".