12766021046000 has 80 divisors (see below), whose sum is σ = 30997395861120. Its totient is φ = 5085042502400.

The previous prime is 12766021045963. The next prime is 12766021046011. The reversal of 12766021046000 is 64012066721.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12875579 + ... + 13831578.

It is an arithmetic number, because the mean of its divisors is an integer number (387467448264).

Almost surely, 2^{12766021046000} is an apocalyptic number.

12766021046000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12766021046000 is an abundant number, since it is smaller than the sum of its proper divisors (18231374815120).

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

12766021046000 is a wasteful number, since it uses less digits than its factorization.

12766021046000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26707419 (or 26707403 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 35.

The spelling of 12766021046000 in words is "twelve trillion, seven hundred sixty-six billion, twenty-one million, forty-six thousand".