12943766026 has 8 divisors (see below), whose sum is σ = 19587469284. Its totient is φ = 6414609600.

The previous prime is 12943766021. The next prime is 12943766029. The reversal of 12943766026 is 62066734921.

It can be written as a sum of positive squares in 2 ways, for example, as 12673130625 + 270635401 = 112575^2 + 16451^2 .

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

It is not an unprimeable number, because it can be changed into a prime (12943766021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28636425 + ... + 28636876.

Almost surely, 2^12943766026 is an apocalyptic number.

12943766026 is a deficient number, since it is larger than the sum of its proper divisors (6643703258).

12943766026 is a wasteful number, since it uses less digits than its factorization.

12943766026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57273416.

The product of its (nonzero) digits is 653184, while the sum is 46.

The spelling of 12943766026 in words is "twelve billion, nine hundred forty-three million, seven hundred sixty-six thousand, twenty-six".