898239585932897 has 4 divisors (see below), whose sum is σ = 967334938696980. Its totient is φ = 829144233168816.

The previous prime is 898239585932867. The next prime is 898239585932911. The reversal of 898239585932897 is 798239585932898.

898239585932897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 308969349970576 + 589270235962321 = 17577524^2 + 24274889^2 .

It is a cyclic number.

It is not a de Polignac number, because 898239585932897 - 2⁸ = 898239585932641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (898239585932867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34547676382022 + ... + 34547676382047.

It is an arithmetic number, because the mean of its divisors is an integer number (241833734674245).

Almost surely, 2^{898239585932897} is an apocalyptic number.

It is an amenable number.

898239585932897 is a deficient number, since it is larger than the sum of its proper divisors (69095352764083).

898239585932897 is a wasteful number, since it uses less digits than its factorization.

898239585932897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69095352764082.

The product of its digits is 169305292800, while the sum is 95.

Subtracting from 898239585932897 its reverse (798239585932898), we obtain a palindrome (99999999999999).

The spelling of 898239585932897 in words is "eight hundred ninety-eight trillion, two hundred thirty-nine billion, five hundred eighty-five million, nine hundred thirty-two thousand, eight hundred ninety-seven".