549505560 has 32 divisors (see below), whose sum is σ = 1648517040. Its totient is φ = 146534784.

The previous prime is 549505559. The next prime is 549505571. The reversal of 549505560 is 65505945.

It is a congruent number.

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, 2289487 + ... + 2289726.

Almost surely, 2^549505560 is an apocalyptic number.

It is an amenable number.

549505560 is an abundant number, since it is smaller than the sum of its proper divisors (1099011480).

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

549505560 is a wasteful number, since it uses less digits than its factorization.

549505560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4579227 (or 4579223 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 39.

The square root of 549505560 is about 23441.5349326788. The cubic root of 549505560 is about 819.0756786832.

The spelling of 549505560 in words is "five hundred forty-nine million, five hundred five thousand, five hundred sixty".