5443439841 has 48 divisors (see below), whose sum is σ = 9509136000. Its totient is φ = 3110489424.

The previous prime is 5443439839. The next prime is 5443439851. The reversal of 5443439841 is 1489343445.

5443439841 is a `hidden beast` number, since 544 + 34 + 39 + 8 + 41 = 666.

It is not a de Polignac number, because 5443439841 - 2¹ = 5443439839 is a prime.

It is a super-2 number, since 2×5443439841² = 59262074605172210562, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5443439821) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 50695 + ... + 116003.

It is an arithmetic number, because the mean of its divisors is an integer number (198107000).

Almost surely, 2^5443439841 is an apocalyptic number.

It is an amenable number.

5443439841 is a deficient number, since it is larger than the sum of its proper divisors (4065696159).

5443439841 is an frugal number, since it uses more digits than its factorization.

5443439841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65345 (or 65319 counting only the distinct ones).

The product of its digits is 829440, while the sum is 45.

The square root of 5443439841 is about 73779.6709195697. The cubic root of 5443439841 is about 1759.1024867127.

The spelling of 5443439841 in words is "five billion, four hundred forty-three million, four hundred thirty-nine thousand, eight hundred forty-one".