142435243444234 has 12 divisors (see below), whose sum is σ = 231351919086006. Its totient is φ = 65739343127952.

The previous prime is 142435243444163. The next prime is 142435243444267. The reversal of 142435243444234 is 432444342534241.

It can be written as a sum of positive squares in 3 ways, for example, as 101319383457009 + 41115859987225 = 10065753^2 + 6412165^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 210703022509 + ... + 210703023184.

Almost surely, 2^{142435243444234} is an apocalyptic number.

142435243444234 is a deficient number, since it is larger than the sum of its proper divisors (88916675641772).

142435243444234 is a wasteful number, since it uses less digits than its factorization.

142435243444234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421406045721 (or 421406045708 counting only the distinct ones).

The product of its digits is 17694720, while the sum is 49.

Adding to 142435243444234 its reverse (432444342534241), we get a palindrome (574879585978475).

The spelling of 142435243444234 in words is "one hundred forty-two trillion, four hundred thirty-five billion, two hundred forty-three million, four hundred forty-four thousand, two hundred thirty-four".