889556251173 has 16 divisors (see below), whose sum is σ = 1190237944896. Its totient is φ = 590956421120.

The previous prime is 889556251141. The next prime is 889556251211. The reversal of 889556251173 is 371152655988.

It is a cyclic number.

It is not a de Polignac number, because 889556251173 - 2⁵ = 889556251141 is a prime.

It is a super-2 number, since 2×889556251173² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (889556201173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10309018 + ... + 10394948.

It is an arithmetic number, because the mean of its divisors is an integer number (74389871556).

Almost surely, 2^889556251173 is an apocalyptic number.

It is an amenable number.

889556251173 is a deficient number, since it is larger than the sum of its proper divisors (300681693723).

889556251173 is a wasteful number, since it uses less digits than its factorization.

889556251173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98004.

The product of its digits is 18144000, while the sum is 60.

The spelling of 889556251173 in words is "eight hundred eighty-nine billion, five hundred fifty-six million, two hundred fifty-one thousand, one hundred seventy-three".