243403400024 has 16 divisors (see below), whose sum is σ = 457760175720. Its totient is φ = 121334019840.

The previous prime is 243403399991. The next prime is 243403400069. The reversal of 243403400024 is 420004304342.

It is a junction number, because it is equal to n+sod(n) for n = 243403399966 and 243403400002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45957209 + ... + 45962504.

Almost surely, 2^243403400024 is an apocalyptic number.

It is an amenable number.

243403400024 is a deficient number, since it is larger than the sum of its proper divisors (214356775696).

243403400024 is a wasteful number, since it uses less digits than its factorization.

243403400024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91920050 (or 91920046 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 243403400024 its reverse (420004304342), we get a palindrome (663407704366).

The spelling of 243403400024 in words is "two hundred forty-three billion, four hundred three million, four hundred thousand, twenty-four".