26506312751011 has 2 divisors, whose sum is σ = 26506312751012. Its totient is φ = 26506312751010.

The previous prime is 26506312750987. The next prime is 26506312751047. The reversal of 26506312751011 is 11015721360562.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26506312751011 - 2⁴¹ = 24307289495459 is a prime.

It is not a weakly prime, because it can be changed into another prime (26506312751071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13253156375505 + 13253156375506.

It is an arithmetic number, because the mean of its divisors is an integer number (13253156375506).

Almost surely, 2^{26506312751011} is an apocalyptic number.

26506312751011 is a deficient number, since it is larger than the sum of its proper divisors (1).

26506312751011 is an equidigital number, since it uses as much as digits as its factorization.

26506312751011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75600, while the sum is 40.

The spelling of 26506312751011 in words is "twenty-six trillion, five hundred six billion, three hundred twelve million, seven hundred fifty-one thousand, eleven".