26340651331 has 2 divisors, whose sum is σ = 26340651332. Its totient is φ = 26340651330.

The previous prime is 26340651289. The next prime is 26340651373. The reversal of 26340651331 is 13315604362.

It is a balanced prime because it is at equal distance from previous prime (26340651289) and next prime (26340651373).

It is a cyclic number.

It is not a de Polignac number, because 26340651331 - 2⁷ = 26340651203 is a prime.

It is a super-2 number, since 2×26340651331² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (26340451331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13170325665 + 13170325666.

It is an arithmetic number, because the mean of its divisors is an integer number (13170325666).

Almost surely, 2^26340651331 is an apocalyptic number.

26340651331 is a deficient number, since it is larger than the sum of its proper divisors (1).

26340651331 is an equidigital number, since it uses as much as digits as its factorization.

26340651331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 34.

The spelling of 26340651331 in words is "twenty-six billion, three hundred forty million, six hundred fifty-one thousand, three hundred thirty-one".