12601957126 has 48 divisors (see below), whose sum is σ = 21613261824. Its totient is φ = 5500638000.

The previous prime is 12601957111. The next prime is 12601957133. The reversal of 12601957126 is 62175910621.

12601957126 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 976351 + ... + 989173.

It is an arithmetic number, because the mean of its divisors is an integer number (450276288).

Almost surely, 2^12601957126 is an apocalyptic number.

12601957126 is a deficient number, since it is larger than the sum of its proper divisors (9011304698).

12601957126 is a wasteful number, since it uses less digits than its factorization.

12601957126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13009 (or 12998 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 40.

The spelling of 12601957126 in words is "twelve billion, six hundred one million, nine hundred fifty-seven thousand, one hundred twenty-six".