240243433432 has 8 divisors (see below), whose sum is σ = 450456437700. Its totient is φ = 120121716712.

The previous prime is 240243433399. The next prime is 240243433439. The reversal of 240243433432 is 234334342042.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240243433439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15015214582 + ... + 15015214597.

Almost surely, 2^240243433432 is an apocalyptic number.

It is an amenable number.

240243433432 is a deficient number, since it is larger than the sum of its proper divisors (210213004268).

240243433432 is a wasteful number, since it uses less digits than its factorization.

240243433432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30030429185 (or 30030429181 counting only the distinct ones).

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

Adding to 240243433432 its reverse (234334342042), we get a palindrome (474577775474).

The spelling of 240243433432 in words is "two hundred forty billion, two hundred forty-three million, four hundred thirty-three thousand, four hundred thirty-two".