26201040135321 has 16 divisors (see below), whose sum is σ = 35244171198720. Its totient is φ = 17312637162240.

The previous prime is 26201040135307. The next prime is 26201040135343. The reversal of 26201040135321 is 12353104010262.

It is not a de Polignac number, because 26201040135321 - 2³⁵ = 26166680396953 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (26201040135521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53643991 + ... + 54130211.

It is an arithmetic number, because the mean of its divisors is an integer number (2202760699920).

Almost surely, 2^{26201040135321} is an apocalyptic number.

It is an amenable number.

26201040135321 is a deficient number, since it is larger than the sum of its proper divisors (9043131063399).

26201040135321 is a wasteful number, since it uses less digits than its factorization.

26201040135321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645296.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 26201040135321 its reverse (12353104010262), we get a palindrome (38554144145583).

The spelling of 26201040135321 in words is "twenty-six trillion, two hundred one billion, forty million, one hundred thirty-five thousand, three hundred twenty-one".