26453817407 has 2 divisors, whose sum is σ = 26453817408. Its totient is φ = 26453817406.

The previous prime is 26453817349. The next prime is 26453817409. The reversal of 26453817407 is 70471835462.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26453817407 - 2²² = 26449623103 is a prime.

Together with 26453817409, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26453817409) 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, 13226908703 + 13226908704.

It is an arithmetic number, because the mean of its divisors is an integer number (13226908704).

Almost surely, 2^26453817407 is an apocalyptic number.

26453817407 is a deficient number, since it is larger than the sum of its proper divisors (1).

26453817407 is an equidigital number, since it uses as much as digits as its factorization.

26453817407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1128960, while the sum is 47.

The spelling of 26453817407 in words is "twenty-six billion, four hundred fifty-three million, eight hundred seventeen thousand, four hundred seven".