12324235552 has 24 divisors (see below), whose sum is σ = 24272761212. Its totient is φ = 6159724800.

The previous prime is 12324235543. The next prime is 12324235559. The reversal of 12324235552 is 25553242321.

It can be written as a sum of positive squares in 2 ways, for example, as 12136106896 + 188128656 = 110164^2 + 13716^2 .

It is not an unprimeable number, because it can be changed into a prime (12324235559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10402 + ... + 157342.

Almost surely, 2^12324235552 is an apocalyptic number.

It is an amenable number.

12324235552 is a deficient number, since it is larger than the sum of its proper divisors (11948525660).

12324235552 is a wasteful number, since it uses less digits than its factorization.

12324235552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149572 (or 149564 counting only the distinct ones).

The product of its digits is 72000, while the sum is 34.

Adding to 12324235552 its reverse (25553242321), we get a palindrome (37877477873).

The spelling of 12324235552 in words is "twelve billion, three hundred twenty-four million, two hundred thirty-five thousand, five hundred fifty-two".