232040304432 has 120 divisors (see below), whose sum is σ = 678063007440. Its totient is φ = 73981555200.

The previous prime is 232040304427. The next prime is 232040304451. The reversal of 232040304432 is 234403040232.

232040304432 is a `hidden beast` number, since 2 + 320 + 4 + 0 + 304 + 4 + 32 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 232040304396 and 232040304405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 187182 + ... + 706482.

It is an arithmetic number, because the mean of its divisors is an integer number (5650525062).

Almost surely, 2^232040304432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 232040304432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (339031503720).

232040304432 is an abundant number, since it is smaller than the sum of its proper divisors (446022703008).

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

232040304432 is a wasteful number, since it uses less digits than its factorization.

232040304432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519451 (or 519442 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 232040304432 its reverse (234403040232), we get a palindrome (466443344664).

The spelling of 232040304432 in words is "two hundred thirty-two billion, forty million, three hundred four thousand, four hundred thirty-two".