26513520516227 has 2 divisors, whose sum is σ = 26513520516228. Its totient is φ = 26513520516226.

The previous prime is 26513520516209. The next prime is 26513520516229. The reversal of 26513520516227 is 72261502531562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26513520516227 - 2⁶ = 26513520516163 is a prime.

Together with 26513520516229, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (26513520516229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13256760258113 + 13256760258114.

It is an arithmetic number, because the mean of its divisors is an integer number (13256760258114).

Almost surely, 2^{26513520516227} is an apocalyptic number.

26513520516227 is a deficient number, since it is larger than the sum of its proper divisors (1).

26513520516227 is an equidigital number, since it uses as much as digits as its factorization.

26513520516227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512000, while the sum is 47.

The spelling of 26513520516227 in words is "twenty-six trillion, five hundred thirteen billion, five hundred twenty million, five hundred sixteen thousand, two hundred twenty-seven".