550531040600 has 144 divisors (see below), whose sum is σ = 1340815744800. Its totient is φ = 210203572480.

The previous prime is 550531040597. The next prime is 550531040621. The reversal of 550531040600 is 6040135055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 53847089 + ... + 53857311.

It is an arithmetic number, because the mean of its divisors is an integer number (9311220450).

Almost surely, 2^550531040600 is an apocalyptic number.

550531040600 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 550531040600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (670407872400).

550531040600 is an abundant number, since it is smaller than the sum of its proper divisors (790284704200).

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

550531040600 is a wasteful number, since it uses less digits than its factorization.

550531040600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10794 (or 10762 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

Adding to 550531040600 its reverse (6040135055), we get a palindrome (556571175655).

The spelling of 550531040600 in words is "five hundred fifty billion, five hundred thirty-one million, forty thousand, six hundred".