12724709126 has 8 divisors (see below), whose sum is σ = 19111014720. Its totient is φ = 6354370888.

The previous prime is 12724709087. The next prime is 12724709131. The reversal of 12724709126 is 62190742721.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3989846 + ... + 3993033.

It is an arithmetic number, because the mean of its divisors is an integer number (2388876840).

Almost surely, 2^12724709126 is an apocalyptic number.

12724709126 is a deficient number, since it is larger than the sum of its proper divisors (6386305594).

12724709126 is an equidigital number, since it uses as much as digits as its factorization.

12724709126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7983678.

The product of its (nonzero) digits is 84672, while the sum is 41.

The spelling of 12724709126 in words is "twelve billion, seven hundred twenty-four million, seven hundred nine thousand, one hundred twenty-six".