12929833556 has 6 divisors (see below), whose sum is σ = 22627208730. Its totient is φ = 6464916776.

The previous prime is 12929833549. The next prime is 12929833561. The reversal of 12929833556 is 65533892921.

It can be written as a sum of positive squares in only one way, i.e., 10346144656 + 2583688900 = 101716^2 + 50830^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12929833498 and 12929833507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1616229191 + ... + 1616229198.

It is an arithmetic number, because the mean of its divisors is an integer number (3771201455).

Almost surely, 2^12929833556 is an apocalyptic number.

It is an amenable number.

12929833556 is a deficient number, since it is larger than the sum of its proper divisors (9697375174).

12929833556 is a wasteful number, since it uses less digits than its factorization.

12929833556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3232458393 (or 3232458391 counting only the distinct ones).

The product of its digits is 3499200, while the sum is 53.

The spelling of 12929833556 in words is "twelve billion, nine hundred twenty-nine million, eight hundred thirty-three thousand, five hundred fifty-six".