13256375254823 has 2 divisors, whose sum is σ = 13256375254824. Its totient is φ = 13256375254822.

The previous prime is 13256375254777. The next prime is 13256375254853. The reversal of 13256375254823 is 32845257365231.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13256375254823 - 2⁸ = 13256375254567 is a prime.

It is a super-2 number, since 2×13256375254823² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13256375254853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6628187627411 + 6628187627412.

It is an arithmetic number, because the mean of its divisors is an integer number (6628187627412).

Almost surely, 2^{13256375254823} is an apocalyptic number.

13256375254823 is a deficient number, since it is larger than the sum of its proper divisors (1).

13256375254823 is an equidigital number, since it uses as much as digits as its factorization.

13256375254823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288000, while the sum is 56.

The spelling of 13256375254823 in words is "thirteen trillion, two hundred fifty-six billion, three hundred seventy-five million, two hundred fifty-four thousand, eight hundred twenty-three".