12925139912 has 32 divisors (see below), whose sum is σ = 25013296800. Its totient is φ = 6258198144.

The previous prime is 12925139873. The next prime is 12925139921. The reversal of 12925139912 is 21993152921.

12925139912 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172733 + ... + 235980.

It is an arithmetic number, because the mean of its divisors is an integer number (781665525).

Almost surely, 2^12925139912 is an apocalyptic number.

It is an amenable number.

12925139912 is a deficient number, since it is larger than the sum of its proper divisors (12088156888).

12925139912 is a wasteful number, since it uses less digits than its factorization.

12925139912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408845 (or 408841 counting only the distinct ones).

The product of its digits is 87480, while the sum is 44.

The spelling of 12925139912 in words is "twelve billion, nine hundred twenty-five million, one hundred thirty-nine thousand, nine hundred twelve".