544043320000 has 140 divisors (see below), whose sum is σ = 1350229457016. Its totient is φ = 217427200000.

The previous prime is 544043319959. The next prime is 544043320001. The reversal of 544043320000 is 23340445.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (544043320001) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 51314700 + ... + 51325300.

Almost surely, 2^544043320000 is an apocalyptic number.

544043320000 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 544043320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (675114728508).

544043320000 is an abundant number, since it is smaller than the sum of its proper divisors (806186137016).

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

544043320000 is a wasteful number, since it uses less digits than its factorization.

544043320000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11916 (or 11891 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

Adding to 544043320000 its reverse (23340445), we get a palindrome (544066660445).

The spelling of 544043320000 in words is "five hundred forty-four billion, forty-three million, three hundred twenty thousand".