42243123424 has 12 divisors (see below), whose sum is σ = 83166149304. Its totient is φ = 21121561696.

The previous prime is 42243123407. The next prime is 42243123449. The reversal of 42243123424 is 42432134224.

42243123424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660048772 + ... + 660048835.

It is an arithmetic number, because the mean of its divisors is an integer number (6930512442).

Almost surely, 2^42243123424 is an apocalyptic number.

It is an amenable number.

42243123424 is a deficient number, since it is larger than the sum of its proper divisors (40923025880).

42243123424 is a wasteful number, since it uses less digits than its factorization.

42243123424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1320097617 (or 1320097609 counting only the distinct ones).

The product of its digits is 36864, while the sum is 31.

Adding to 42243123424 its reverse (42432134224), we get a palindrome (84675257648).

The spelling of 42243123424 in words is "forty-two billion, two hundred forty-three million, one hundred twenty-three thousand, four hundred twenty-four".