5424439543 has 24 divisors (see below), whose sum is σ = 5872512128. Its totient is φ = 5008490496.

The previous prime is 5424439507. The next prime is 5424439549. The reversal of 5424439543 is 3459344245.

It is not a de Polignac number, because 5424439543 - 2¹⁷ = 5424308471 is a prime.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5424439543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5424439549) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4704055 + ... + 4705207.

Almost surely, 2^5424439543 is an apocalyptic number.

5424439543 is a deficient number, since it is larger than the sum of its proper divisors (448072585).

5424439543 is a wasteful number, since it uses less digits than its factorization.

5424439543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1483 (or 1466 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 43.

The square root of 5424439543 is about 73650.7945849873. The cubic root of 5424439543 is about 1757.0533880929.

The spelling of 5424439543 in words is "five billion, four hundred twenty-four million, four hundred thirty-nine thousand, five hundred forty-three".