550422543000 has 256 divisors, whose sum is σ = 1908792138240. Its totient is φ = 130917696000.

The previous prime is 550422542987. The next prime is 550422543001. The reversal of 550422543000 is 345224055.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550422543001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1591647 + ... + 1906353.

It is an arithmetic number, because the mean of its divisors is an integer number (7456219290).

Almost surely, 2^550422543000 is an apocalyptic number.

550422543000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550422543000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (954396069120).

550422543000 is an abundant number, since it is smaller than the sum of its proper divisors (1358369595240).

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

550422543000 is a wasteful number, since it uses less digits than its factorization.

550422543000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314795 (or 314781 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 30.

Adding to 550422543000 its reverse (345224055), we get a palindrome (550767767055).

The spelling of 550422543000 in words is "five hundred fifty billion, four hundred twenty-two million, five hundred forty-three thousand".