5643443512 has 32 divisors (see below), whose sum is σ = 12098603520. Its totient is φ = 2417516640.

The previous prime is 5643443459. The next prime is 5643443513. The reversal of 5643443512 is 2153443465.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5643443513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107613 + ... + 151219.

It is an arithmetic number, because the mean of its divisors is an integer number (378081360).

Almost surely, 2^5643443512 is an apocalyptic number.

It is an amenable number.

5643443512 is an abundant number, since it is smaller than the sum of its proper divisors (6455160008).

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

5643443512 is a wasteful number, since it uses less digits than its factorization.

5643443512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45931 (or 45927 counting only the distinct ones).

The product of its digits is 172800, while the sum is 37.

The square root of 5643443512 is about 75122.8561224878. The cubic root of 5643443512 is about 1780.3882829255.

Adding to 5643443512 its reverse (2153443465), we get a palindrome (7796886977).

The spelling of 5643443512 in words is "five billion, six hundred forty-three million, four hundred forty-three thousand, five hundred twelve".