423342021342 has 16 divisors (see below), whose sum is σ = 891246360960. Its totient is φ = 133686954072.

The previous prime is 423342021329. The next prime is 423342021353. The reversal of 423342021342 is 243120243324.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1856763138 + ... + 1856763365.

It is an arithmetic number, because the mean of its divisors is an integer number (55702897560).

Almost surely, 2^423342021342 is an apocalyptic number.

423342021342 is an abundant number, since it is smaller than the sum of its proper divisors (467904339618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423342021342 is a wasteful number, since it uses less digits than its factorization.

423342021342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3713526527.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 423342021342 its reverse (243120243324), we get a palindrome (666462264666).

The spelling of 423342021342 in words is "four hundred twenty-three billion, three hundred forty-two million, twenty-one thousand, three hundred forty-two".