342140434104423 has 16 divisors (see below), whose sum is σ = 468530709763040. Its totient is φ = 221922261098496.

The previous prime is 342140434104419. The next prime is 342140434104433. The reversal of 342140434104423 is 324401434041243.

It is a happy number.

It is not a de Polignac number, because 342140434104423 - 2² = 342140434104419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342140434104433) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 42601690 + ... + 49991847.

It is an arithmetic number, because the mean of its divisors is an integer number (29283169360190).

Almost surely, 2^{342140434104423} is an apocalyptic number.

342140434104423 is a deficient number, since it is larger than the sum of its proper divisors (126390275658617).

342140434104423 is a wasteful number, since it uses less digits than its factorization.

342140434104423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92626866.

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

Adding to 342140434104423 its reverse (324401434041243), we get a palindrome (666541868145666).

The spelling of 342140434104423 in words is "three hundred forty-two trillion, one hundred forty billion, four hundred thirty-four million, one hundred four thousand, four hundred twenty-three".