12325534344464 has 40 divisors (see below), whose sum is σ = 26125498566432. Its totient is φ = 5586644433920.

The previous prime is 12325534344463. The next prime is 12325534344481. The reversal of 12325534344464 is 46444343552321.

It is not an unprimeable number, because it can be changed into a prime (12325534344463) 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, 99132554 + ... + 99256809.

Almost surely, 2^{12325534344464} is an apocalyptic number.

It is an amenable number.

12325534344464 is an abundant number, since it is smaller than the sum of its proper divisors (13799964221968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12325534344464 is a wasteful number, since it uses less digits than its factorization.

12325534344464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198389735 (or 198389729 counting only the distinct ones).

The product of its digits is 16588800, while the sum is 50.

Adding to 12325534344464 its reverse (46444343552321), we get a palindrome (58769877896785).

The spelling of 12325534344464 in words is "twelve trillion, three hundred twenty-five billion, five hundred thirty-four million, three hundred forty-four thousand, four hundred sixty-four".