26727723312081 has 8 divisors (see below), whose sum is σ = 38876688453984. Its totient is φ = 16198620189120.

The previous prime is 26727723312013. The next prime is 26727723312083. The reversal of 26727723312081 is 18021332772762.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 26727723312081 - 2¹³ = 26727723303889 is a prime.

It is a super-2 number, since 2×26727723312081² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (26727723312083) 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 7 ways as a sum of consecutive naturals, for example, 404965504696 + ... + 404965504761.

It is an arithmetic number, because the mean of its divisors is an integer number (4859586056748).

Almost surely, 2^{26727723312081} is an apocalyptic number.

It is an amenable number.

26727723312081 is a deficient number, since it is larger than the sum of its proper divisors (12148965141903).

26727723312081 is a wasteful number, since it uses less digits than its factorization.

26727723312081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809931009471.

The product of its (nonzero) digits is 2370816, while the sum is 51.

The spelling of 26727723312081 in words is "twenty-six trillion, seven hundred twenty-seven billion, seven hundred twenty-three million, three hundred twelve thousand, eighty-one".