550300055500 has 192 divisors, whose sum is σ = 1375970633856. Its totient is φ = 190464000000.

The previous prime is 550300055489. The next prime is 550300055521. The reversal of 550300055500 is 5550003055.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 27725580 + ... + 27745420.

It is an arithmetic number, because the mean of its divisors is an integer number (7166513718).

Almost surely, 2^550300055500 is an apocalyptic number.

550300055500 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 550300055500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (687985316928).

550300055500 is an abundant number, since it is smaller than the sum of its proper divisors (825670578356).

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

550300055500 is a wasteful number, since it uses less digits than its factorization.

550300055500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20141 (or 20129 counting only the distinct ones).

The product of its (nonzero) digits is 9375, while the sum is 28.

Adding to 550300055500 its reverse (5550003055), we get a palindrome (555850058555).

The spelling of 550300055500 in words is "five hundred fifty billion, three hundred million, fifty-five thousand, five hundred".