563545616 has 40 divisors (see below), whose sum is σ = 1120389600. Its totient is φ = 274598688.

The previous prime is 563545589. The next prime is 563545627. The reversal of 563545616 is 616545365.

It is a super-2 number, since 2×563545616² = 635167322625638912, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1271891 + ... + 1272333.

It is an arithmetic number, because the mean of its divisors is an integer number (28009740).

Almost surely, 2^563545616 is an apocalyptic number.

It is an amenable number.

563545616 is a deficient number, since it is larger than the sum of its proper divisors (556843984).

563545616 is an frugal number, since it uses more digits than its factorization.

563545616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580 (or 488 counting only the distinct ones).

The product of its digits is 324000, while the sum is 41.

The square root of 563545616 is about 23739.1157375333. The cubic root of 563545616 is about 825.9929842068.

The spelling of 563545616 in words is "five hundred sixty-three million, five hundred forty-five thousand, six hundred sixteen".