12483785812 has 12 divisors (see below), whose sum is σ = 22058729056. Its totient is φ = 6181291800.

The previous prime is 12483785807. The next prime is 12483785819. The reversal of 12483785812 is 21858738421.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12483785819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15149814 + ... + 15150637.

Almost surely, 2^12483785812 is an apocalyptic number.

It is an amenable number.

12483785812 is a deficient number, since it is larger than the sum of its proper divisors (9574943244).

12483785812 is a wasteful number, since it uses less digits than its factorization.

12483785812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30300558 (or 30300556 counting only the distinct ones).

The product of its digits is 860160, while the sum is 49.

The spelling of 12483785812 in words is "twelve billion, four hundred eighty-three million, seven hundred eighty-five thousand, eight hundred twelve".