5550207220 has 24 divisors (see below), whose sum is σ = 11675115144. Its totient is φ = 2216334336.

The previous prime is 5550207217. The next prime is 5550207263. The reversal of 5550207220 is 227020555.

It can be written as a sum of positive squares in 4 ways, for example, as 2613867876 + 2936339344 = 51126^2 + 54188^2 .

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, 222129 + ... + 245848.

It is an arithmetic number, because the mean of its divisors is an integer number (486463131).

Almost surely, 2^5550207220 is an apocalyptic number.

It is an amenable number.

5550207220 is an abundant number, since it is smaller than the sum of its proper divisors (6124907924).

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

5550207220 is a wasteful number, since it uses less digits than its factorization.

5550207220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468579 (or 468577 counting only the distinct ones).

The product of its (nonzero) digits is 7000, while the sum is 28.

The square root of 5550207220 is about 74499.7128853528. The cubic root of 5550207220 is about 1770.5290873637.

Adding to 5550207220 its reverse (227020555), we get a palindrome (5777227775).

The spelling of 5550207220 in words is "five billion, five hundred fifty million, two hundred seven thousand, two hundred twenty".