13260662563 has 2 divisors, whose sum is σ = 13260662564. Its totient is φ = 13260662562.

The previous prime is 13260662537. The next prime is 13260662621. The reversal of 13260662563 is 36526606231.

13260662563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13260662563 is a prime.

It is not a weakly prime, because it can be changed into another prime (13260662263) 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, 6630331281 + 6630331282.

It is an arithmetic number, because the mean of its divisors is an integer number (6630331282).

Almost surely, 2^13260662563 is an apocalyptic number.

13260662563 is a deficient number, since it is larger than the sum of its proper divisors (1).

13260662563 is an equidigital number, since it uses as much as digits as its factorization.

13260662563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 40.

The spelling of 13260662563 in words is "thirteen billion, two hundred sixty million, six hundred sixty-two thousand, five hundred sixty-three".