12504141236436 has 24 divisors (see below), whose sum is σ = 29176940395680. Its totient is φ = 4167959815392.

The previous prime is 12504141236423. The next prime is 12504141236437. The reversal of 12504141236436 is 63463214140521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12504141236437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10309566 + ... + 11458421.

It is an arithmetic number, because the mean of its divisors is an integer number (1215705849820).

Almost surely, 2^{12504141236436} is an apocalyptic number.

It is an amenable number.

12504141236436 is an abundant number, since it is smaller than the sum of its proper divisors (16672799159244).

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

12504141236436 is a wasteful number, since it uses less digits than its factorization.

12504141236436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21815863 (or 21815861 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

Adding to 12504141236436 its reverse (63463214140521), we get a palindrome (75967355376957).

The spelling of 12504141236436 in words is "twelve trillion, five hundred four billion, one hundred forty-one million, two hundred thirty-six thousand, four hundred thirty-six".