12285319372 has 12 divisors (see below), whose sum is σ = 21512248576. Its totient is φ = 6138962640.

The previous prime is 12285319367. The next prime is 12285319373. The reversal of 12285319372 is 27391358221.

It is not an unprimeable number, because it can be changed into a prime (12285319373) 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, 916779 + ... + 930082.

Almost surely, 2^12285319372 is an apocalyptic number.

It is an amenable number.

12285319372 is a deficient number, since it is larger than the sum of its proper divisors (9226929204).

12285319372 is a wasteful number, since it uses less digits than its factorization.

12285319372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1848528 (or 1848526 counting only the distinct ones).

The product of its digits is 181440, while the sum is 43.

The spelling of 12285319372 in words is "twelve billion, two hundred eighty-five million, three hundred nineteen thousand, three hundred seventy-two".