5543000000 has 196 divisors, whose sum is σ = 14406378096. Its totient is φ = 2112000000.

The previous prime is 5542999997. The next prime is 5543000009. The reversal of 5543000000 is 3455.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5543000009) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 22999880 + ... + 23000120.

Almost surely, 2^5543000000 is an apocalyptic number.

5543000000 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 5543000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7203189048).

5543000000 is an abundant number, since it is smaller than the sum of its proper divisors (8863378096).

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

5543000000 is an frugal number, since it uses more digits than its factorization.

5543000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306 (or 271 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 17.

The square root of 5543000000 is about 74451.3263817375. The cubic root of 5543000000 is about 1769.7623820527.

Adding to 5543000000 its reverse (3455), we get a palindrome (5543003455).

The spelling of 5543000000 in words is "five billion, five hundred forty-three million", and thus it is an aban number.