232581652728 has 32 divisors (see below), whose sum is σ = 581927317200. Its totient is φ = 77464126208.

The previous prime is 232581652727. The next prime is 232581652769. The reversal of 232581652728 is 827256185232.

232581652728 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 not an unprimeable number, because it can be changed into a prime (232581652727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3913101 + ... + 3972092.

Almost surely, 2^232581652728 is an apocalyptic number.

It is an amenable number.

232581652728 is an abundant number, since it is smaller than the sum of its proper divisors (349345664472).

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

232581652728 is a wasteful number, since it uses less digits than its factorization.

232581652728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7886431 (or 7886427 counting only the distinct ones).

The product of its digits is 3225600, while the sum is 51.

The spelling of 232581652728 in words is "two hundred thirty-two billion, five hundred eighty-one million, six hundred fifty-two thousand, seven hundred twenty-eight".