243243304023 has 8 divisors (see below), whose sum is σ = 324328037488. Its totient is φ = 162160386624.

The previous prime is 243243304019. The next prime is 243243304037. The reversal of 243243304023 is 320403342342.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 243243304023 - 2² = 243243304019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243243304093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102640 + ... + 704997.

It is an arithmetic number, because the mean of its divisors is an integer number (40541004686).

Almost surely, 2^243243304023 is an apocalyptic number.

243243304023 is a deficient number, since it is larger than the sum of its proper divisors (81084733465).

243243304023 is a wasteful number, since it uses less digits than its factorization.

243243304023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908033.

The product of its (nonzero) digits is 41472, while the sum is 30.

Adding to 243243304023 its reverse (320403342342), we get a palindrome (563646646365).

The spelling of 243243304023 in words is "two hundred forty-three billion, two hundred forty-three million, three hundred four thousand, twenty-three".