243251241432 has 32 divisors (see below), whose sum is σ = 608143257600. Its totient is φ = 81081726624.

The previous prime is 243251241403. The next prime is 243251241437. The reversal of 243251241432 is 234142152342.

It is a happy number.

243251241432 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 243251241393 and 243251241402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243251241437) 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, 1099869 + ... + 1302387.

It is an arithmetic number, because the mean of its divisors is an integer number (19004476800).

Almost surely, 2^243251241432 is an apocalyptic number.

It is an amenable number.

243251241432 is an abundant number, since it is smaller than the sum of its proper divisors (364892016168).

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

243251241432 is a wasteful number, since it uses less digits than its factorization.

243251241432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252575 (or 252571 counting only the distinct ones).

The product of its digits is 46080, while the sum is 33.

Adding to 243251241432 its reverse (234142152342), we get a palindrome (477393393774).

The spelling of 243251241432 in words is "two hundred forty-three billion, two hundred fifty-one million, two hundred forty-one thousand, four hundred thirty-two".