232440143982 has 32 divisors (see below), whose sum is σ = 501513485472. Its totient is φ = 71546502144.

The previous prime is 232440143977. The next prime is 232440143983. The reversal of 232440143982 is 289341044232.

232440143982 is digitally balanced in base 3, 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 (232440143983) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 21492943 + ... + 21503754.

It is an arithmetic number, because the mean of its divisors is an integer number (15672296421).

Almost surely, 2^232440143982 is an apocalyptic number.

232440143982 is an abundant number, since it is smaller than the sum of its proper divisors (269073341490).

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

232440143982 is a wasteful number, since it uses less digits than its factorization.

232440143982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42996772.

The product of its (nonzero) digits is 331776, while the sum is 42.

The spelling of 232440143982 in words is "two hundred thirty-two billion, four hundred forty million, one hundred forty-three thousand, nine hundred eighty-two".