12629654729 has 8 divisors (see below), whose sum is σ = 13237873152. Its totient is φ = 12026361600.

The previous prime is 12629654707. The next prime is 12629654753. The reversal of 12629654729 is 92745692621.

12629654729 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12629654729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12629650729) by changing a digit.

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, 1226072 + ... + 1236329.

It is an arithmetic number, because the mean of its divisors is an integer number (1654734144).

Almost surely, 2^12629654729 is an apocalyptic number.

It is an amenable number.

12629654729 is a deficient number, since it is larger than the sum of its proper divisors (608218423).

12629654729 is a wasteful number, since it uses less digits than its factorization.

12629654729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2462647.

The product of its digits is 3265920, while the sum is 53.

The spelling of 12629654729 in words is "twelve billion, six hundred twenty-nine million, six hundred fifty-four thousand, seven hundred twenty-nine".