550324135520 has 192 divisors, whose sum is σ = 1343312087040. Its totient is φ = 212940085248.

The previous prime is 550324135453. The next prime is 550324135579. The reversal of 550324135520 is 25531423055.

It is a super-3 number, since 3×550324135520³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 559840949 + ... + 559841931.

It is an arithmetic number, because the mean of its divisors is an integer number (6996417120).

Almost surely, 2^550324135520 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 550324135520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (671656043520).

550324135520 is an abundant number, since it is smaller than the sum of its proper divisors (792987951520).

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

550324135520 is a wasteful number, since it uses less digits than its factorization.

550324135520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1837 (or 1829 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 35.

Adding to 550324135520 its reverse (25531423055), we get a palindrome (575855558575).

The spelling of 550324135520 in words is "five hundred fifty billion, three hundred twenty-four million, one hundred thirty-five thousand, five hundred twenty".