898042247173 has 4 divisors (see below), whose sum is σ = 898093292800. Its totient is φ = 897991201548.

The previous prime is 898042247161. The next prime is 898042247177. The reversal of 898042247173 is 371742240898.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 898042247173 - 2³⁷ = 760603293701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (898042247177) 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 in 3 ways as a sum of consecutive naturals, for example, 25496415 + ... + 25531612.

It is an arithmetic number, because the mean of its divisors is an integer number (224523323200).

Almost surely, 2^898042247173 is an apocalyptic number.

It is an amenable number.

898042247173 is a deficient number, since it is larger than the sum of its proper divisors (51045627).

898042247173 is a wasteful number, since it uses less digits than its factorization.

898042247173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51045626.

The product of its (nonzero) digits is 5419008, while the sum is 55.

The spelling of 898042247173 in words is "eight hundred ninety-eight billion, forty-two million, two hundred forty-seven thousand, one hundred seventy-three".