12035656636 has 12 divisors (see below), whose sum is σ = 21329012320. Its totient is φ = 5941653120.

The previous prime is 12035656627. The next prime is 12035656643. The reversal of 12035656636 is 63665653021.

It is a junction number, because it is equal to n+sod(n) for n = 12035656592 and 12035656601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19043445 + ... + 19044076.

Almost surely, 2^12035656636 is an apocalyptic number.

It is an amenable number.

12035656636 is a deficient number, since it is larger than the sum of its proper divisors (9293355684).

12035656636 is a wasteful number, since it uses less digits than its factorization.

12035656636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38087604 (or 38087602 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 43.

The spelling of 12035656636 in words is "twelve billion, thirty-five million, six hundred fifty-six thousand, six hundred thirty-six".