5544000000 has 840 divisors, whose sum is σ = 24935305824. Its totient is φ = 1152000000.

The previous prime is 5543999963. The next prime is 5544000031. The reversal of 5544000000 is 4455.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (840).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 503999995 + ... + 504000005.

Almost surely, 2^5544000000 is an apocalyptic number.

5544000000 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 5544000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12467652912).

5544000000 is an abundant number, since it is smaller than the sum of its proper divisors (19391305824).

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

5544000000 is an frugal number, since it uses more digits than its factorization.

5544000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72 (or 28 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 18.

The square root of 5544000000 is about 74458.0418759451. The cubic root of 5544000000 is about 1769.8688019196.

Adding to 5544000000 its reverse (4455), we get a palindrome (5544004455).

The spelling of 5544000000 in words is "five billion, five hundred forty-four million", and thus it is an aban number.