112773126228 has 72 divisors (see below), whose sum is σ = 306349110144. Its totient is φ = 32194512000.

The previous prime is 112773126139. The next prime is 112773126259. The reversal of 112773126228 is 822621377211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 112773126228.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 645928 + ... + 801728.

It is an arithmetic number, because the mean of its divisors is an integer number (4254848752).

Almost surely, 2^112773126228 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 112773126228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153174555072).

112773126228 is an abundant number, since it is smaller than the sum of its proper divisors (193575983916).

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

112773126228 is a wasteful number, since it uses less digits than its factorization.

112773126228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157053 (or 157044 counting only the distinct ones).

The product of its digits is 112896, while the sum is 42.

The spelling of 112773126228 in words is "one hundred twelve billion, seven hundred seventy-three million, one hundred twenty-six thousand, two hundred twenty-eight".