14323143142 has 64 divisors (see below), whose sum is σ = 28424908800. Its totient is φ = 5247269280.

The previous prime is 14323143139. The next prime is 14323143143. The reversal of 14323143142 is 24134132341.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 14323143142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14323143143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 174709 + ... + 243247.

It is an arithmetic number, because the mean of its divisors is an integer number (444139200).

Almost surely, 2^14323143142 is an apocalyptic number.

14323143142 is a deficient number, since it is larger than the sum of its proper divisors (14101765658).

14323143142 is a wasteful number, since it uses less digits than its factorization.

14323143142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68641.

The product of its digits is 6912, while the sum is 28.

Adding to 14323143142 its reverse (24134132341), we get a palindrome (38457275483).

The spelling of 14323143142 in words is "fourteen billion, three hundred twenty-three million, one hundred forty-three thousand, one hundred forty-two".