12826429660800 has 3072 divisors, whose sum is σ = 58420403712000. Its totient is φ = 2682165657600.

The previous prime is 12826429660789. The next prime is 12826429660801. The reversal of 12826429660800 is 806692462821.

12826429660800 is a `hidden beast` number, since 1 + 2 + 8 + 2 + 6 + 4 + 29 + 6 + 608 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (12826429660801) 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 in 383 ways as a sum of consecutive naturals, for example, 97911676735 + ... + 97911676865.

It is an arithmetic number, because the mean of its divisors is an integer number (19017058500).

Almost surely, 2^{12826429660800} is an apocalyptic number.

12826429660800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12826429660800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29210201856000).

12826429660800 is an abundant number, since it is smaller than the sum of its proper divisors (45593974051200).

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

12826429660800 is a wasteful number, since it uses less digits than its factorization.

12826429660800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384 (or 361 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 54.

The spelling of 12826429660800 in words is "twelve trillion, eight hundred twenty-six billion, four hundred twenty-nine million, six hundred sixty thousand, eight hundred".