550235120 has 80 divisors (see below), whose sum is σ = 1331724288. Its totient is φ = 211196160.

The previous prime is 550235111. The next prime is 550235131. The reversal of 550235120 is 21532055.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 314087 + ... + 315833.

Almost surely, 2^550235120 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 550235120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (665862144).

550235120 is an abundant number, since it is smaller than the sum of its proper divisors (781489168).

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

550235120 is a wasteful number, since it uses less digits than its factorization.

550235120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1918 (or 1912 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 550235120 is about 23457.0910387456. The cubic root of 550235120 is about 819.4380047662.

Adding to 550235120 its reverse (21532055), we get a palindrome (571767175).

The spelling of 550235120 in words is "five hundred fifty million, two hundred thirty-five thousand, one hundred twenty".