112278639144 has 64 divisors (see below), whose sum is σ = 339666480000. Its totient is φ = 30192574464.

The previous prime is 112278639107. The next prime is 112278639157. The reversal of 112278639144 is 441936872211.

It is a junction number, because it is equal to n+sod(n) for n = 112278639093 and 112278639102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19653769 + ... + 19659480.

It is an arithmetic number, because the mean of its divisors is an integer number (5307288750).

Almost surely, 2^112278639144 is an apocalyptic number.

112278639144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

112278639144 is an abundant number, since it is smaller than the sum of its proper divisors (227387840856).

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

112278639144 is a wasteful number, since it uses less digits than its factorization.

112278639144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39313282 (or 39313278 counting only the distinct ones).

The product of its digits is 580608, while the sum is 48.

The spelling of 112278639144 in words is "one hundred twelve billion, two hundred seventy-eight million, six hundred thirty-nine thousand, one hundred forty-four".