26271071447 has 2 divisors, whose sum is σ = 26271071448. Its totient is φ = 26271071446.

The previous prime is 26271071441. The next prime is 26271071479. The reversal of 26271071447 is 74417017262.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26271071447 - 2⁶ = 26271071383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26271071441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13135535723 + 13135535724.

It is an arithmetic number, because the mean of its divisors is an integer number (13135535724).

Almost surely, 2^26271071447 is an apocalyptic number.

26271071447 is a deficient number, since it is larger than the sum of its proper divisors (1).

26271071447 is an equidigital number, since it uses as much as digits as its factorization.

26271071447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 131712, while the sum is 41.

The spelling of 26271071447 in words is "twenty-six billion, two hundred seventy-one million, seventy-one thousand, four hundred forty-seven".