26340605471 has 2 divisors, whose sum is σ = 26340605472. Its totient is φ = 26340605470.

The previous prime is 26340605377. The next prime is 26340605563. The reversal of 26340605471 is 17450604362.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26340605471 - 2³⁴ = 9160736287 is a prime.

It is a super-3 number, since 3×26340605471³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26340605771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13170302735 + 13170302736.

It is an arithmetic number, because the mean of its divisors is an integer number (13170302736).

Almost surely, 2^26340605471 is an apocalyptic number.

26340605471 is a deficient number, since it is larger than the sum of its proper divisors (1).

26340605471 is an equidigital number, since it uses as much as digits as its factorization.

26340605471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 26340605471 in words is "twenty-six billion, three hundred forty million, six hundred five thousand, four hundred seventy-one".