12729982934 has 16 divisors (see below), whose sum is σ = 19156290048. Its totient is φ = 6344570472.

The previous prime is 12729982913. The next prime is 12729982943. The reversal of 12729982934 is 43928992721.

It is a self number, because there is not a number n which added to its sum of digits gives 12729982934.

It is a congruent number.

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, 2656889 + ... + 2661675.

It is an arithmetic number, because the mean of its divisors is an integer number (1197268128).

Almost surely, 2^12729982934 is an apocalyptic number.

12729982934 is a deficient number, since it is larger than the sum of its proper divisors (6426307114).

12729982934 is a wasteful number, since it uses less digits than its factorization.

12729982934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8779.

The product of its digits is 3919104, while the sum is 56.

The spelling of 12729982934 in words is "twelve billion, seven hundred twenty-nine million, nine hundred eighty-two thousand, nine hundred thirty-four".