12636001224044 has 12 divisors (see below), whose sum is σ = 24123275064168. Its totient is φ = 5743636920000.

The previous prime is 12636001223977. The next prime is 12636001224047. The reversal of 12636001224044 is 44042210063621.

It is a junction number, because it is equal to n+sod(n) for n = 12636001223995 and 12636001224013.

It is not an unprimeable number, because it can be changed into a prime (12636001224047) 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 3 ways as a sum of consecutive naturals, for example, 143590922957 + ... + 143590923044.

It is an arithmetic number, because the mean of its divisors is an integer number (2010272922014).

Almost surely, 2^{12636001224044} is an apocalyptic number.

It is an amenable number.

12636001224044 is a deficient number, since it is larger than the sum of its proper divisors (11487273840124).

12636001224044 is a wasteful number, since it uses less digits than its factorization.

12636001224044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287181846016 (or 287181846014 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 35.

Adding to 12636001224044 its reverse (44042210063621), we get a palindrome (56678211287665).

The spelling of 12636001224044 in words is "twelve trillion, six hundred thirty-six billion, one million, two hundred twenty-four thousand, forty-four".