243301213432 has 8 divisors (see below), whose sum is σ = 456189775200. Its totient is φ = 121650606712.

The previous prime is 243301213429. The next prime is 243301213433. The reversal of 243301213432 is 234312103342.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 243301213432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243301213433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15206325832 + ... + 15206325847.

It is an arithmetic number, because the mean of its divisors is an integer number (57023721900).

Almost surely, 2^243301213432 is an apocalyptic number.

It is an amenable number.

243301213432 is a deficient number, since it is larger than the sum of its proper divisors (212888561768).

243301213432 is a wasteful number, since it uses less digits than its factorization.

243301213432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30412651685 (or 30412651681 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 243301213432 its reverse (234312103342), we get a palindrome (477613316774).

The spelling of 243301213432 in words is "two hundred forty-three billion, three hundred one million, two hundred thirteen thousand, four hundred thirty-two".