4446140143 has 8 divisors (see below), whose sum is σ = 4651573248. Its totient is φ = 4241717304.

The previous prime is 4446140129. The next prime is 4446140213. The reversal of 4446140143 is 3410416444.

4446140143 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4446140143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4446141143) 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, 243555 + ... + 261172.

It is an arithmetic number, because the mean of its divisors is an integer number (581446656).

Almost surely, 2^4446140143 is an apocalyptic number.

4446140143 is a deficient number, since it is larger than the sum of its proper divisors (205433105).

4446140143 is a wasteful number, since it uses less digits than its factorization.

4446140143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505133.

The product of its (nonzero) digits is 18432, while the sum is 31.

The square root of 4446140143 is about 66679.3831930080. The cubic root of 4446140143 is about 1644.3504539127.

Adding to 4446140143 its reverse (3410416444), we get a palindrome (7856556587).

The spelling of 4446140143 in words is "four billion, four hundred forty-six million, one hundred forty thousand, one hundred forty-three".