13587898235771 has 2 divisors, whose sum is σ = 13587898235772. Its totient is φ = 13587898235770.

The previous prime is 13587898235753. The next prime is 13587898235803. The reversal of 13587898235771 is 17753289878531.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13587898235771 is a prime.

It is not a weakly prime, because it can be changed into another prime (13587898235071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6793949117885 + 6793949117886.

It is an arithmetic number, because the mean of its divisors is an integer number (6793949117886).

Almost surely, 2^{13587898235771} is an apocalyptic number.

13587898235771 is a deficient number, since it is larger than the sum of its proper divisors (1).

13587898235771 is an equidigital number, since it uses as much as digits as its factorization.

13587898235771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 711244800, while the sum is 74.

The spelling of 13587898235771 in words is "thirteen trillion, five hundred eighty-seven billion, eight hundred ninety-eight million, two hundred thirty-five thousand, seven hundred seventy-one".