26056766715012 has 144 divisors (see below), whose sum is σ = 76105511786304. Its totient is φ = 7429046016000.

The previous prime is 26056766714999. The next prime is 26056766715017. The reversal of 26056766715012 is 21051766765062.

It is a happy number.

26056766715012 is a `hidden beast` number, since 2 + 6 + 0 + 5 + 6 + 7 + 66 + 71 + 501 + 2 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 26056766715012.

It is not an unprimeable number, because it can be changed into a prime (26056766715017) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19627312 + ... + 20912792.

It is an arithmetic number, because the mean of its divisors is an integer number (528510498516).

Almost surely, 2^{26056766715012} is an apocalyptic number.

26056766715012 is a gapful number since it is divisible by the number (22) 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 26056766715012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38052755893152).

26056766715012 is an abundant number, since it is smaller than the sum of its proper divisors (50048745071292).

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

26056766715012 is a wasteful number, since it uses less digits than its factorization.

26056766715012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1288530 (or 1288525 counting only the distinct ones).

The product of its (nonzero) digits is 6350400, while the sum is 54.

The spelling of 26056766715012 in words is "twenty-six trillion, fifty-six billion, seven hundred sixty-six million, seven hundred fifteen thousand, twelve".