12256852012 has 6 divisors (see below), whose sum is σ = 21449491028. Its totient is φ = 6128426004.

The previous prime is 12256852009. The next prime is 12256852043. The reversal of 12256852012 is 21025865221.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1532106498 + ... + 1532106505.

Almost surely, 2^12256852012 is an apocalyptic number.

It is an amenable number.

12256852012 is a deficient number, since it is larger than the sum of its proper divisors (9192639016).

12256852012 is a wasteful number, since it uses less digits than its factorization.

12256852012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3064213007 (or 3064213005 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 34.

The spelling of 12256852012 in words is "twelve billion, two hundred fifty-six million, eight hundred fifty-two thousand, twelve".