12943766033 has 8 divisors (see below), whose sum is σ = 14237171616. Its totient is φ = 11767058820.

The previous prime is 12943766029. The next prime is 12943766057. The reversal of 12943766033 is 33066734921.

It is not a de Polignac number, because 12943766033 - 2² = 12943766029 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12943766083) 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 7 ways as a sum of consecutive naturals, for example, 4861091 + ... + 4863752.

It is an arithmetic number, because the mean of its divisors is an integer number (1779646452).

Almost surely, 2^12943766033 is an apocalyptic number.

It is an amenable number.

12943766033 is a deficient number, since it is larger than the sum of its proper divisors (1293405583).

12943766033 is an frugal number, since it uses more digits than its factorization.

12943766033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9724876 (or 9724854 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 44.

The spelling of 12943766033 in words is "twelve billion, nine hundred forty-three million, seven hundred sixty-six thousand, thirty-three".