112173404085 has 24 divisors (see below), whose sum is σ = 199176193944. Its totient is φ = 58366648320.

The previous prime is 112173404081. The next prime is 112173404107. The reversal of 112173404085 is 580404371211.

112173404085 is a `hidden beast` number, since 1 + 1 + 2 + 173 + 404 + 0 + 85 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 8619451281 + 103553952804 = 92841^2 + 321798^2 .

It is not a de Polignac number, because 112173404085 - 2² = 112173404081 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112173404081) 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, 30397452 + ... + 30401141.

It is an arithmetic number, because the mean of its divisors is an integer number (8299008081).

Almost surely, 2^112173404085 is an apocalyptic number.

112173404085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

112173404085 is a deficient number, since it is larger than the sum of its proper divisors (87002789859).

112173404085 is a wasteful number, since it uses less digits than its factorization.

112173404085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60798645 (or 60798642 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

Adding to 112173404085 its reverse (580404371211), we get a palindrome (692577775296).

The spelling of 112173404085 in words is "one hundred twelve billion, one hundred seventy-three million, four hundred four thousand, eighty-five".