550065216 has 56 divisors (see below), whose sum is σ = 1465096384. Its totient is φ = 182131200.

The previous prime is 550065193. The next prime is 550065223. The reversal of 550065216 is 612560055.

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, 19506 + ... + 38478.

Almost surely, 2^550065216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550065216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (732548192).

550065216 is an abundant number, since it is smaller than the sum of its proper divisors (915031168).

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

550065216 is a wasteful number, since it uses less digits than its factorization.

550065216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19139 (or 19129 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 550065216 is about 23453.4691676946. The cubic root of 550065216 is about 819.3536528699.

The spelling of 550065216 in words is "five hundred fifty million, sixty-five thousand, two hundred sixteen".