12929537905 has 8 divisors (see below), whose sum is σ = 16332048000. Its totient is φ = 9799228656.

The previous prime is 12929537899. The next prime is 12929537911. The reversal of 12929537905 is 50973592921.

It is an interprime number because it is at equal distance from previous prime (12929537899) and next prime (12929537911).

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

It is a cyclic number.

It is not a de Polignac number, because 12929537905 - 2²⁵ = 12895983473 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68050105 + ... + 68050294.

It is an arithmetic number, because the mean of its divisors is an integer number (2041506000).

Almost surely, 2^12929537905 is an apocalyptic number.

It is an amenable number.

12929537905 is a deficient number, since it is larger than the sum of its proper divisors (3402510095).

12929537905 is a wasteful number, since it uses less digits than its factorization.

12929537905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136100423.

The product of its (nonzero) digits is 1530900, while the sum is 52.

The spelling of 12929537905 in words is "twelve billion, nine hundred twenty-nine million, five hundred thirty-seven thousand, nine hundred five".