550615342220 has 48 divisors (see below), whose sum is σ = 1183031322816. Its totient is φ = 215200800000.

The previous prime is 550615342217. The next prime is 550615342253. The reversal of 550615342220 is 22243516055.

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 15 ways as a sum of consecutive naturals, for example, 1310231 + ... + 1678670.

It is an arithmetic number, because the mean of its divisors is an integer number (24646485892).

Almost surely, 2^550615342220 is an apocalyptic number.

It is an amenable number.

550615342220 is an abundant number, since it is smaller than the sum of its proper divisors (632415980596).

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

550615342220 is a wasteful number, since it uses less digits than its factorization.

550615342220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2989122 (or 2989120 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 550615342220 its reverse (22243516055), we get a palindrome (572858858275).

The spelling of 550615342220 in words is "five hundred fifty billion, six hundred fifteen million, three hundred forty-two thousand, two hundred twenty".