12012766827384 has 64 divisors (see below), whose sum is σ = 30312225108000. Its totient is φ = 3966892807680.

The previous prime is 12012766827353. The next prime is 12012766827403. The reversal of 12012766827384 is 48372866721021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16354254 + ... + 17072994.

Almost surely, 2^{12012766827384} is an apocalyptic number.

It is an amenable number.

12012766827384 is an abundant number, since it is smaller than the sum of its proper divisors (18299458280616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12012766827384 is a wasteful number, since it uses less digits than its factorization.

12012766827384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725248 (or 725244 counting only the distinct ones).

The product of its (nonzero) digits is 10838016, while the sum is 57.

The spelling of 12012766827384 in words is "twelve trillion, twelve billion, seven hundred sixty-six million, eight hundred twenty-seven thousand, three hundred eighty-four".