12005806348 has 12 divisors (see below), whose sum is σ = 21010938592. Its totient is φ = 6002681040.

The previous prime is 12005806339. The next prime is 12005806391. The reversal of 12005806348 is 84360850021.

It is a happy 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, 153478 + ... + 218098.

Almost surely, 2^12005806348 is an apocalyptic number.

It is an amenable number.

12005806348 is a deficient number, since it is larger than the sum of its proper divisors (9005132244).

12005806348 is a wasteful number, since it uses less digits than its factorization.

12005806348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111072 (or 111070 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 37.

The spelling of 12005806348 in words is "twelve billion, five million, eight hundred six thousand, three hundred forty-eight".