859462898489 has 24 divisors (see below), whose sum is σ = 949075185600. Its totient is φ = 777728078400.

The previous prime is 859462898477. The next prime is 859462898521. The reversal of 859462898489 is 984898264958.

It is not a de Polignac number, because 859462898489 - 2²⁴ = 859446121273 is a prime.

It is a super-2 number, since 2×859462898489² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (859462898449) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3459539 + ... + 3699639.

It is an arithmetic number, because the mean of its divisors is an integer number (39544799400).

Almost surely, 2^859462898489 is an apocalyptic number.

It is an amenable number.

859462898489 is a deficient number, since it is larger than the sum of its proper divisors (89612287111).

859462898489 is a wasteful number, since it uses less digits than its factorization.

859462898489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240545 (or 240532 counting only the distinct ones).

The product of its digits is 2866544640, while the sum is 80.

The spelling of 859462898489 in words is "eight hundred fifty-nine billion, four hundred sixty-two million, eight hundred ninety-eight thousand, four hundred eighty-nine".