550243533 has 8 divisors (see below), whose sum is σ = 838466368. Its totient is φ = 314424864.

The previous prime is 550243531. The next prime is 550243567. The reversal of 550243533 is 335342055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 550243533 - 2¹ = 550243531 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 550243533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550243531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13101016 + ... + 13101057.

It is an arithmetic number, because the mean of its divisors is an integer number (104808296).

Almost surely, 2^550243533 is an apocalyptic number.

It is an amenable number.

550243533 is a deficient number, since it is larger than the sum of its proper divisors (288222835).

550243533 is a wasteful number, since it uses less digits than its factorization.

550243533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26202083.

The product of its (nonzero) digits is 27000, while the sum is 30.

The square root of 550243533 is about 23457.2703654965. The cubic root of 550243533 is about 819.4421811002.

Adding to 550243533 its reverse (335342055), we get a palindrome (885585588).

The spelling of 550243533 in words is "five hundred fifty million, two hundred forty-three thousand, five hundred thirty-three".