859489288591 has 2 divisors, whose sum is σ = 859489288592. Its totient is φ = 859489288590.

The previous prime is 859489288589. The next prime is 859489288601. The reversal of 859489288591 is 195882984958.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 859489288591 - 2¹ = 859489288589 is a prime.

Together with 859489288589, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (859489288501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 429744644295 + 429744644296.

It is an arithmetic number, because the mean of its divisors is an integer number (429744644296).

Almost surely, 2^859489288591 is an apocalyptic number.

859489288591 is a deficient number, since it is larger than the sum of its proper divisors (1).

859489288591 is an equidigital number, since it uses as much as digits as its factorization.

859489288591 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 597196800, while the sum is 76.

The spelling of 859489288591 in words is "eight hundred fifty-nine billion, four hundred eighty-nine million, two hundred eighty-eight thousand, five hundred ninety-one".