985861484168589 has 48 divisors (see below), whose sum is σ = 1747456691685120. Its totient is φ = 522743454696960.

The previous prime is 985861484168579. The next prime is 985861484168611.

It is a happy number.

985861484168589 is a `hidden beast` number, since 9 + 8 + 5 + 8 + 6 + 1 + 4 + 8 + 4 + 16 + 8 + 589 = 666.

985861484168589 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 985861484168589 - 2⁸ = 985861484168333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 985861484168499 and 985861484168508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (985861484168579) 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 in 47 ways as a sum of consecutive naturals, for example, 6482357674 + ... + 6482509755.

It is an arithmetic number, because the mean of its divisors is an integer number (36405347743440).

Almost surely, 2^{985861484168589} is an apocalyptic number.

It is an amenable number.

985861484168589 is a deficient number, since it is larger than the sum of its proper divisors (761595207516531).

985861484168589 is a wasteful number, since it uses less digits than its factorization.

985861484168589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12964867530 (or 12964867527 counting only the distinct ones).

The product of its digits is 38220595200, while the sum is 90.

The spelling of 985861484168589 in words is "nine hundred eighty-five trillion, eight hundred sixty-one billion, four hundred eighty-four million, one hundred sixty-eight thousand, five hundred eighty-nine".