563155560 has 96 divisors (see below), whose sum is σ = 1996656480. Its totient is φ = 136521600.

The previous prime is 563155559. The next prime is 563155591. The reversal of 563155560 is 65551365.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67146 + ... + 75065.

It is an arithmetic number, because the mean of its divisors is an integer number (20798505).

Almost surely, 2^563155560 is an apocalyptic number.

It is an amenable number.

563155560 is an abundant number, since it is smaller than the sum of its proper divisors (1433500920).

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

563155560 is a wasteful number, since it uses less digits than its factorization.

563155560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142239 (or 142232 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 36.

The square root of 563155560 is about 23730.8988451765. The cubic root of 563155560 is about 825.8023708997.

The spelling of 563155560 in words is "five hundred sixty-three million, one hundred fifty-five thousand, five hundred sixty".