423443340232 has 32 divisors (see below), whose sum is σ = 866846020320. Its totient is φ = 192316042240.

The previous prime is 423443340179. The next prime is 423443340247. The reversal of 423443340232 is 232043344324.

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, 1869838 + ... + 2084029.

It is an arithmetic number, because the mean of its divisors is an integer number (27088938135).

Almost surely, 2^423443340232 is an apocalyptic number.

It is an amenable number.

423443340232 is an abundant number, since it is smaller than the sum of its proper divisors (443402680088).

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

423443340232 is a wasteful number, since it uses less digits than its factorization.

423443340232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3955101 (or 3955097 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 34.

Adding to 423443340232 its reverse (232043344324), we get a palindrome (655486684556).

The spelling of 423443340232 in words is "four hundred twenty-three billion, four hundred forty-three million, three hundred forty thousand, two hundred thirty-two".