142435135244223 has 12 divisors (see below), whose sum is σ = 205739748665880. Its totient is φ = 94956706582416.

The previous prime is 142435135244221. The next prime is 142435135244239. The reversal of 142435135244223 is 322442531534241.

142435135244223 is a `hidden beast` number, since 1 + 4 + 2 + 4 + 35 + 1 + 352 + 44 + 223 = 666.

It is not a de Polignac number, because 142435135244223 - 2¹ = 142435135244221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142435135244221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23179765 + ... + 28673537.

It is an arithmetic number, because the mean of its divisors is an integer number (17144979055490).

Almost surely, 2^{142435135244223} is an apocalyptic number.

142435135244223 is a deficient number, since it is larger than the sum of its proper divisors (63304613421657).

142435135244223 is a wasteful number, since it uses less digits than its factorization.

142435135244223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8374518 (or 8374515 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 45.

Adding to 142435135244223 its reverse (322442531534241), we get a palindrome (464877666778464).

The spelling of 142435135244223 in words is "one hundred forty-two trillion, four hundred thirty-five billion, one hundred thirty-five million, two hundred forty-four thousand, two hundred twenty-three".