4431243111542 has 8 divisors (see below), whose sum is σ = 7158161949456. Its totient is φ = 2045189128392.

The previous prime is 4431243111541. The next prime is 4431243111577. The reversal of 4431243111542 is 2451113421344.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4431243111541) 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, 85216213658 + ... + 85216213709.

It is an arithmetic number, because the mean of its divisors is an integer number (894770243682).

Almost surely, 2^{4431243111542} is an apocalyptic number.

4431243111542 is a deficient number, since it is larger than the sum of its proper divisors (2726918837914).

4431243111542 is a wasteful number, since it uses less digits than its factorization.

4431243111542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170432427382.

The product of its digits is 46080, while the sum is 35.

Adding to 4431243111542 its reverse (2451113421344), we get a palindrome (6882356532886).

The spelling of 4431243111542 in words is "four trillion, four hundred thirty-one billion, two hundred forty-three million, one hundred eleven thousand, five hundred forty-two".