142432424242 has 16 divisors (see below), whose sum is σ = 213811355520. Its totient is φ = 71161998768.

The previous prime is 142432424209. The next prime is 142432424257. The reversal of 142432424242 is 242424234241.

It is a junction number, because it is equal to n+sod(n) for n = 142432424198 and 142432424207.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21554503 + ... + 21561109.

It is an arithmetic number, because the mean of its divisors is an integer number (13363209720).

Almost surely, 2^142432424242 is an apocalyptic number.

142432424242 is a deficient number, since it is larger than the sum of its proper divisors (71378931278).

142432424242 is a wasteful number, since it uses less digits than its factorization.

142432424242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13185.

The product of its digits is 98304, while the sum is 34.

Adding to 142432424242 its reverse (242424234241), we get a palindrome (384856658483).

The spelling of 142432424242 in words is "one hundred forty-two billion, four hundred thirty-two million, four hundred twenty-four thousand, two hundred forty-two".