232423432340 has 48 divisors (see below), whose sum is σ = 542507414400. Its totient is φ = 82922935680.

The previous prime is 232423432327. The next prime is 232423432363. The reversal of 232423432340 is 43234324232.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 232423432297 and 232423432306.

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, 9955040 + ... + 9978359.

It is an arithmetic number, because the mean of its divisors is an integer number (11302237800).

Almost surely, 2^232423432340 is an apocalyptic number.

232423432340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232423432340 is an abundant number, since it is smaller than the sum of its proper divisors (310083982060).

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

232423432340 is a wasteful number, since it uses less digits than its factorization.

232423432340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19933472 (or 19933470 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 32.

Adding to 232423432340 its reverse (43234324232), we get a palindrome (275657756572).

The spelling of 232423432340 in words is "two hundred thirty-two billion, four hundred twenty-three million, four hundred thirty-two thousand, three hundred forty".