142323335435506 has 8 divisors (see below), whose sum is σ = 220846554986220. Its totient is φ = 68707817106768.

The previous prime is 142323335435471. The next prime is 142323335435531. The reversal of 142323335435506 is 605534533323241.

It can be written as a sum of positive squares in 2 ways, for example, as 141708430098225 + 614905337281 = 11904135^2 + 784159^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 142323335435506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1226925305421 + ... + 1226925305536.

Almost surely, 2^{142323335435506} is an apocalyptic number.

142323335435506 is a deficient number, since it is larger than the sum of its proper divisors (78523219550714).

142323335435506 is a wasteful number, since it uses less digits than its factorization.

142323335435506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2453850610988.

The product of its (nonzero) digits is 11664000, while the sum is 49.

Adding to 142323335435506 its reverse (605534533323241), we get a palindrome (747857868758747).

The spelling of 142323335435506 in words is "one hundred forty-two trillion, three hundred twenty-three billion, three hundred thirty-five million, four hundred thirty-five thousand, five hundred six".