112778988838 has 32 divisors (see below), whose sum is σ = 178420838400. Its totient is φ = 53385487680.

The previous prime is 112778988811. The next prime is 112778988853. The reversal of 112778988838 is 838889877211.

It is a congruent number.

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, 7665213 + ... + 7679911.

It is an arithmetic number, because the mean of its divisors is an integer number (5575651200).

Almost surely, 2^112778988838 is an apocalyptic number.

112778988838 is a deficient number, since it is larger than the sum of its proper divisors (65641849562).

112778988838 is a wasteful number, since it uses less digits than its factorization.

112778988838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17412.

The product of its digits is 86704128, while the sum is 70.

The spelling of 112778988838 in words is "one hundred twelve billion, seven hundred seventy-eight million, nine hundred eighty-eight thousand, eight hundred thirty-eight".