550211328 has 108 divisors (see below), whose sum is σ = 1620466848. Its totient is φ = 179466240.

The previous prime is 550211309. The next prime is 550211339. The reversal of 550211328 is 823112055.

It is a happy number.

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 11 ways as a sum of consecutive naturals, for example, 105748 + ... + 110828.

Almost surely, 2^550211328 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 550211328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (810233424).

550211328 is an abundant number, since it is smaller than the sum of its proper divisors (1070255520).

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

550211328 is a wasteful number, since it uses less digits than its factorization.

550211328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5150 (or 5133 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 550211328 is about 23456.5838945060. The cubic root of 550211328 is about 819.4261938456.

The spelling of 550211328 in words is "five hundred fifty million, two hundred eleven thousand, three hundred twenty-eight".