112783445138 has 24 divisors (see below), whose sum is σ = 211933728972. Its totient is φ = 44617626144.

The previous prime is 112783445111. The next prime is 112783445141. The reversal of 112783445138 is 831544387211.

112783445138 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 87753990289 + 25029454849 = 296233^2 + 158207^2 .

It is a junction number, because it is equal to n+sod(n) for n = 112783445092 and 112783445101.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44262245 + ... + 44264792.

Almost surely, 2^112783445138 is an apocalyptic number.

112783445138 is a deficient number, since it is larger than the sum of its proper divisors (99150283834).

112783445138 is a wasteful number, since it uses less digits than its factorization.

112783445138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88527066 (or 88527059 counting only the distinct ones).

The product of its digits is 645120, while the sum is 47.

The spelling of 112783445138 in words is "one hundred twelve billion, seven hundred eighty-three million, four hundred forty-five thousand, one hundred thirty-eight".