4423123340142 has 32 divisors (see below), whose sum is σ = 9540799283232. Its totient is φ = 1358950729344.

The previous prime is 4423123340107. The next prime is 4423123340159. The reversal of 4423123340142 is 2410433213244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41828073 + ... + 41933684.

It is an arithmetic number, because the mean of its divisors is an integer number (298149977601).

Almost surely, 2^{4423123340142} is an apocalyptic number.

4423123340142 is an abundant number, since it is smaller than the sum of its proper divisors (5117675943090).

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

4423123340142 is a wasteful number, since it uses less digits than its factorization.

4423123340142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83762452.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 4423123340142 its reverse (2410433213244), we get a palindrome (6833556553386).

The spelling of 4423123340142 in words is "four trillion, four hundred twenty-three billion, one hundred twenty-three million, three hundred forty thousand, one hundred forty-two".