442430343424342 has 16 divisors (see below), whose sum is σ = 816794480168352. Its totient is φ = 175027388607360.

The previous prime is 442430343424297. The next prime is 442430343424351. The reversal of 442430343424342 is 243424343034244.

It is a junction number, because it is equal to n+sod(n) for n = 442430343424292 and 442430343424301.

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, 1215467976259 + ... + 1215467976622.

It is an arithmetic number, because the mean of its divisors is an integer number (51049655010522).

Almost surely, 2^{442430343424342} is an apocalyptic number.

442430343424342 is a deficient number, since it is larger than the sum of its proper divisors (374364136744010).

442430343424342 is a wasteful number, since it uses less digits than its factorization.

442430343424342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2430935952903.

The product of its (nonzero) digits is 10616832, while the sum is 46.

Adding to 442430343424342 its reverse (243424343034244), we get a palindrome (685854686458586).

The spelling of 442430343424342 in words is "four hundred forty-two trillion, four hundred thirty billion, three hundred forty-three million, four hundred twenty-four thousand, three hundred forty-two".