550105600 has 120 divisors (see below), whose sum is σ = 1487212848. Its totient is φ = 199987200.

The previous prime is 550105597. The next prime is 550105607. The reversal of 550105600 is 6501055.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (550105607) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 138847 + ... + 142753.

Almost surely, 2^550105600 is an apocalyptic number.

550105600 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 550105600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (743606424).

550105600 is an abundant number, since it is smaller than the sum of its proper divisors (937107248).

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

550105600 is a wasteful number, since it uses less digits than its factorization.

550105600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3946 (or 3925 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 550105600 is about 23454.3300906251. The cubic root of 550105600 is about 819.3737038064.

Adding to 550105600 its reverse (6501055), we get a palindrome (556606655).

The spelling of 550105600 in words is "five hundred fifty million, one hundred five thousand, six hundred".