5643231044 has 12 divisors (see below), whose sum is σ = 10773441168. Its totient is φ = 2565105000.

The previous prime is 5643231031. The next prime is 5643231049. The reversal of 5643231044 is 4401323465.

It is a self number, because there is not a number n which added to its sum of digits gives 5643231044.

It is not an unprimeable number, because it can be changed into a prime (5643231049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64127582 + ... + 64127669.

It is an arithmetic number, because the mean of its divisors is an integer number (897786764).

Almost surely, 2^5643231044 is an apocalyptic number.

It is an amenable number.

5643231044 is a deficient number, since it is larger than the sum of its proper divisors (5130210124).

5643231044 is a wasteful number, since it uses less digits than its factorization.

5643231044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128255266 (or 128255264 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 5643231044 is about 75121.4419723157. The cubic root of 5643231044 is about 1780.3659395765.

The spelling of 5643231044 in words is "five billion, six hundred forty-three million, two hundred thirty-one thousand, forty-four".