12449813804 has 6 divisors (see below), whose sum is σ = 21787174164. Its totient is φ = 6224906900.

The previous prime is 12449813801. The next prime is 12449813843. The reversal of 12449813804 is 40831894421.

It is not an unprimeable number, because it can be changed into a prime (12449813801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1556226722 + ... + 1556226729.

It is an arithmetic number, because the mean of its divisors is an integer number (3631195694).

Almost surely, 2^12449813804 is an apocalyptic number.

It is an amenable number.

12449813804 is a deficient number, since it is larger than the sum of its proper divisors (9337360360).

12449813804 is a wasteful number, since it uses less digits than its factorization.

12449813804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3112453455 (or 3112453453 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 44.

The spelling of 12449813804 in words is "twelve billion, four hundred forty-nine million, eight hundred thirteen thousand, eight hundred four".