550268928 has 312 divisors, whose sum is σ = 1840026240. Its totient is φ = 156794880.

The previous prime is 550268911. The next prime is 550269017. The reversal of 550268928 is 829862055.

550268928 is a `hidden beast` number, since 550 + 2 + 6 + 8 + 92 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9326563 + ... + 9326621.

It is an arithmetic number, because the mean of its divisors is an integer number (5897520).

Almost surely, 2^550268928 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 550268928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (920013120).

550268928 is an abundant number, since it is smaller than the sum of its proper divisors (1289757312).

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

550268928 is a wasteful number, since it uses less digits than its factorization.

550268928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123 (or 98 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 45.

The square root of 550268928 is about 23457.8116626424. The cubic root of 550268928 is about 819.4547872844.

The spelling of 550268928 in words is "five hundred fifty million, two hundred sixty-eight thousand, nine hundred twenty-eight".