13257266532047 has 2 divisors, whose sum is σ = 13257266532048. Its totient is φ = 13257266532046.

The previous prime is 13257266532017. The next prime is 13257266532053. The reversal of 13257266532047 is 74023566275231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13257266532047 - 2¹⁰ = 13257266531023 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13257266532047.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13257266532017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6628633266023 + 6628633266024.

It is an arithmetic number, because the mean of its divisors is an integer number (6628633266024).

Almost surely, 2^{13257266532047} is an apocalyptic number.

13257266532047 is a deficient number, since it is larger than the sum of its proper divisors (1).

13257266532047 is an equidigital number, since it uses as much as digits as its factorization.

13257266532047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12700800, while the sum is 53.

The spelling of 13257266532047 in words is "thirteen trillion, two hundred fifty-seven billion, two hundred sixty-six million, five hundred thirty-two thousand, forty-seven".