342403143234423 has 32 divisors (see below), whose sum is σ = 457181620869120. Its totient is φ = 227947031746560.

The previous prime is 342403143234421. The next prime is 342403143234517. The reversal of 342403143234423 is 324432341304243.

It is not a de Polignac number, because 342403143234423 - 2¹ = 342403143234421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342403143234421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40874192211 + ... + 40874200587.

It is an arithmetic number, because the mean of its divisors is an integer number (14286925652160).

Almost surely, 2^{342403143234423} is an apocalyptic number.

342403143234423 is a deficient number, since it is larger than the sum of its proper divisors (114778477634697).

342403143234423 is a wasteful number, since it uses less digits than its factorization.

342403143234423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15767.

The product of its (nonzero) digits is 1990656, while the sum is 42.

Adding to 342403143234423 its reverse (324432341304243), we get a palindrome (666835484538666).

The spelling of 342403143234423 in words is "three hundred forty-two trillion, four hundred three billion, one hundred forty-three million, two hundred thirty-four thousand, four hundred twenty-three".