5169894988591 has 2 divisors, whose sum is σ = 5169894988592. Its totient is φ = 5169894988590.

The previous prime is 5169894988529. The next prime is 5169894988631. The reversal of 5169894988591 is 1958894989615.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5169894988591 - 2³¹ = 5167747504943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5169994988591) 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, 2584947494295 + 2584947494296.

It is an arithmetic number, because the mean of its divisors is an integer number (2584947494296).

Almost surely, 2^{5169894988591} is an apocalyptic number.

5169894988591 is a deficient number, since it is larger than the sum of its proper divisors (1).

5169894988591 is an equidigital number, since it uses as much as digits as its factorization.

5169894988591 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2015539200, while the sum is 82.

The spelling of 5169894988591 in words is "five trillion, one hundred sixty-nine billion, eight hundred ninety-four million, nine hundred eighty-eight thousand, five hundred ninety-one".