424234034231142 has 16 divisors (see below), whose sum is σ = 860090918716080. Its totient is φ = 139474203034752.

The previous prime is 424234034231107. The next prime is 424234034231191. The reversal of 424234034231142 is 241132430432424.

It is a self number, because there is not a number n which added to its sum of digits gives 424234034231142.

It is a congruent number.

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, 484285426767 + ... + 484285427642.

It is an arithmetic number, because the mean of its divisors is an integer number (53755682419755).

Almost surely, 2^{424234034231142} is an apocalyptic number.

424234034231142 is an abundant number, since it is smaller than the sum of its proper divisors (435856884484938).

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

424234034231142 is a wasteful number, since it uses less digits than its factorization.

424234034231142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 968570854487.

The product of its (nonzero) digits is 442368, while the sum is 39.

Adding to 424234034231142 its reverse (241132430432424), we get a palindrome (665366464663566).

The spelling of 424234034231142 in words is "four hundred twenty-four trillion, two hundred thirty-four billion, thirty-four million, two hundred thirty-one thousand, one hundred forty-two".