220050444520 has 16 divisors (see below), whose sum is σ = 495113500260. Its totient is φ = 88020177792.

The previous prime is 220050444491. The next prime is 220050444541. The reversal of 220050444520 is 25444050022.

It can be written as a sum of positive squares in 2 ways, for example, as 219524109156 + 526335364 = 468534^2 + 22942^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2750630517 + ... + 2750630596.

Almost surely, 2^220050444520 is an apocalyptic number.

220050444520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220050444520 is an abundant number, since it is smaller than the sum of its proper divisors (275063055740).

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

220050444520 is a wasteful number, since it uses less digits than its factorization.

220050444520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5501261124 (or 5501261120 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 28.

Adding to 220050444520 its reverse (25444050022), we get a palindrome (245494494542).

The spelling of 220050444520 in words is "two hundred twenty billion, fifty million, four hundred forty-four thousand, five hundred twenty".