550330203522 has 32 divisors (see below), whose sum is σ = 1207354284864. Its totient is φ = 165845361600.

The previous prime is 550330203499. The next prime is 550330203529. The reversal of 550330203522 is 225302033055.

It is a self number, because there is not a number n which added to its sum of digits gives 550330203522.

It is not an unprimeable number, because it can be changed into a prime (550330203529) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23022133 + ... + 23046024.

It is an arithmetic number, because the mean of its divisors is an integer number (37729821402).

Almost surely, 2^550330203522 is an apocalyptic number.

550330203522 is an abundant number, since it is smaller than the sum of its proper divisors (657024081342).

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

550330203522 is a wasteful number, since it uses less digits than its factorization.

550330203522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46068354.

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

Adding to 550330203522 its reverse (225302033055), we get a palindrome (775632236577).

The spelling of 550330203522 in words is "five hundred fifty billion, three hundred thirty million, two hundred three thousand, five hundred twenty-two".