112138178184 has 96 divisors (see below), whose sum is σ = 310205925120. Its totient is φ = 36586712448.

The previous prime is 112138178183. The next prime is 112138178189. The reversal of 112138178184 is 481871831211.

112138178184 is a `hidden beast` number, since 1 + 1 + 21 + 381 + 78 + 184 = 666.

It is not an unprimeable number, because it can be changed into a prime (112138178183) 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 23 ways as a sum of consecutive naturals, for example, 683337 + ... + 831399.

It is an arithmetic number, because the mean of its divisors is an integer number (3231311720).

Almost surely, 2^112138178184 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112138178184, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155102962560).

112138178184 is an abundant number, since it is smaller than the sum of its proper divisors (198067746936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112138178184 is a wasteful number, since it uses less digits than its factorization.

112138178184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148299 (or 148292 counting only the distinct ones).

The product of its digits is 86016, while the sum is 45.

The spelling of 112138178184 in words is "one hundred twelve billion, one hundred thirty-eight million, one hundred seventy-eight thousand, one hundred eighty-four".