550433520 has 480 divisors, whose sum is σ = 2357182464. Its totient is φ = 111974400.

The previous prime is 550433483. The next prime is 550433557. The reversal of 550433520 is 25334055.

550433520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (550433483) and next prime (550433557).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2030985 + ... + 2031255.

Almost surely, 2^550433520 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 550433520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1178591232).

550433520 is an abundant number, since it is smaller than the sum of its proper divisors (1806748944).

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

550433520 is a wasteful number, since it uses less digits than its factorization.

550433520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341 (or 332 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 550433520 is about 23461.3196559784. The cubic root of 550433520 is about 819.5364820401.

Adding to 550433520 its reverse (25334055), we get a palindrome (575767575).

The spelling of 550433520 in words is "five hundred fifty million, four hundred thirty-three thousand, five hundred twenty".