12663158012 has 6 divisors (see below), whose sum is σ = 22160526528. Its totient is φ = 6331579004.

The previous prime is 12663158003. The next prime is 12663158017. The reversal of 12663158012 is 21085136621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12663158017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1582894748 + ... + 1582894755.

It is an arithmetic number, because the mean of its divisors is an integer number (3693421088).

Almost surely, 2^12663158012 is an apocalyptic number.

It is an amenable number.

12663158012 is a deficient number, since it is larger than the sum of its proper divisors (9497368516).

12663158012 is a wasteful number, since it uses less digits than its factorization.

12663158012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3165789507 (or 3165789505 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 35.

The spelling of 12663158012 in words is "twelve billion, six hundred sixty-three million, one hundred fifty-eight thousand, twelve".