12730005004 has 12 divisors (see below), whose sum is σ = 22795590664. Its totient is φ = 6216979104.

The previous prime is 12730004977. The next prime is 12730005061. The reversal of 12730005004 is 40050003721.

12730005004 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 3 ways as a sum of consecutive naturals, for example, 37005657 + ... + 37006000.

Almost surely, 2^12730005004 is an apocalyptic number.

It is an amenable number.

12730005004 is a deficient number, since it is larger than the sum of its proper divisors (10065585660).

12730005004 is a wasteful number, since it uses less digits than its factorization.

12730005004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74011704 (or 74011702 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 22.

Adding to 12730005004 its reverse (40050003721), we get a palindrome (52780008725).

The spelling of 12730005004 in words is "twelve billion, seven hundred thirty million, five thousand, four".