42334342340443 has 2 divisors, whose sum is σ = 42334342340444. Its totient is φ = 42334342340442.

The previous prime is 42334342340441. The next prime is 42334342340473. The reversal of 42334342340443 is 34404324343324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42334342340443 - 2¹ = 42334342340441 is a prime.

It is a super-3 number, since 3×42334342340443³ (a number of 42 digits) contains 333 as substring.

Together with 42334342340441, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 42334342340443.

It is not a weakly prime, because it can be changed into another prime (42334342340441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21167171170221 + 21167171170222.

It is an arithmetic number, because the mean of its divisors is an integer number (21167171170222).

Almost surely, 2^{42334342340443} is an apocalyptic number.

42334342340443 is a deficient number, since it is larger than the sum of its proper divisors (1).

42334342340443 is an equidigital number, since it uses as much as digits as its factorization.

42334342340443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3981312, while the sum is 43.

Adding to 42334342340443 its reverse (34404324343324), we get a palindrome (76738666683767).

The spelling of 42334342340443 in words is "forty-two trillion, three hundred thirty-four billion, three hundred forty-two million, three hundred forty thousand, four hundred forty-three".