13280485177523 has 2 divisors, whose sum is σ = 13280485177524. Its totient is φ = 13280485177522.

The previous prime is 13280485177499. The next prime is 13280485177637. The reversal of 13280485177523 is 32577158408231.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13280485177523 is a prime.

It is not a weakly prime, because it can be changed into another prime (13280485177823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6640242588761 + 6640242588762.

It is an arithmetic number, because the mean of its divisors is an integer number (6640242588762).

Almost surely, 2^{13280485177523} is an apocalyptic number.

13280485177523 is a deficient number, since it is larger than the sum of its proper divisors (1).

13280485177523 is an equidigital number, since it uses as much as digits as its factorization.

13280485177523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11289600, while the sum is 56.

The spelling of 13280485177523 in words is "thirteen trillion, two hundred eighty billion, four hundred eighty-five million, one hundred seventy-seven thousand, five hundred twenty-three".