5443432440 has 32 divisors (see below), whose sum is σ = 16330297680. Its totient is φ = 1451581952.

The previous prime is 5443432439. The next prime is 5443432457. The reversal of 5443432440 is 442343445.

It is a super-3 number, since 3×5443432440³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 22680849 + ... + 22681088.

Almost surely, 2^5443432440 is an apocalyptic number.

It is an amenable number.

5443432440 is an abundant number, since it is smaller than the sum of its proper divisors (10886865240).

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

5443432440 is a wasteful number, since it uses less digits than its factorization.

5443432440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45361951 (or 45361947 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 33.

The square root of 5443432440 is about 73779.6207634601. The cubic root of 5443432440 is about 1759.1016894764.

Adding to 5443432440 its reverse (442343445), we get a palindrome (5885775885).

The spelling of 5443432440 in words is "five billion, four hundred forty-three million, four hundred thirty-two thousand, four hundred forty".