12323253543 has 8 divisors (see below), whose sum is σ = 16431686400. Its totient is φ = 8215161528.

The previous prime is 12323253541. The next prime is 12323253557. The reversal of 12323253543 is 34535232321.

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

It is not a de Polignac number, because 12323253543 - 2¹ = 12323253541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12323253541) 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, 16498 + ... + 157856.

It is an arithmetic number, because the mean of its divisors is an integer number (2053960800).

Almost surely, 2^12323253543 is an apocalyptic number.

12323253543 is a deficient number, since it is larger than the sum of its proper divisors (4108432857).

12323253543 is a wasteful number, since it uses less digits than its factorization.

12323253543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170421.

The product of its digits is 64800, while the sum is 33.

Adding to 12323253543 its reverse (34535232321), we get a palindrome (46858485864).

The spelling of 12323253543 in words is "twelve billion, three hundred twenty-three million, two hundred fifty-three thousand, five hundred forty-three".