550049556 has 48 divisors (see below), whose sum is σ = 1470070784. Its totient is φ = 156806496.

The previous prime is 550049543. The next prime is 550049579. The reversal of 550049556 is 655940055.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31821 + ... + 45963.

Almost surely, 2^550049556 is an apocalyptic number.

It is an amenable number.

550049556 is an abundant number, since it is smaller than the sum of its proper divisors (920021228).

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

550049556 is a wasteful number, since it uses less digits than its factorization.

550049556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14620 (or 14618 counting only the distinct ones).

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

The square root of 550049556 is about 23453.1353127892. The cubic root of 550049556 is about 819.3458773070.

The spelling of 550049556 in words is "five hundred fifty million, forty-nine thousand, five hundred fifty-six".