4443143230542 has 16 divisors (see below), whose sum is σ = 8889003188352. Its totient is φ = 1480594955640.

The previous prime is 4443143230499. The next prime is 4443143230543. The reversal of 4443143230542 is 2450323413444.

It is a super-2 number, since 2×4443143230542² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4443143230542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4443143230543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113175708 + ... + 113214959.

It is an arithmetic number, because the mean of its divisors is an integer number (555562699272).

Almost surely, 2^{4443143230542} is an apocalyptic number.

4443143230542 is an abundant number, since it is smaller than the sum of its proper divisors (4445859957810).

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

4443143230542 is a wasteful number, since it uses less digits than its factorization.

4443143230542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226393943.

The product of its (nonzero) digits is 552960, while the sum is 39.

Adding to 4443143230542 its reverse (2450323413444), we get a palindrome (6893466643986).

The spelling of 4443143230542 in words is "four trillion, four hundred forty-three billion, one hundred forty-three million, two hundred thirty thousand, five hundred forty-two".