112778038985 has 16 divisors (see below), whose sum is σ = 137000318976. Its totient is φ = 89117578368.

The previous prime is 112778038973. The next prime is 112778038987. The reversal of 112778038985 is 589830877211.

It is a cyclic number.

It is not a de Polignac number, because 112778038985 - 2²⁰ = 112776990409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112778038987) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 247052 + ... + 535341.

It is an arithmetic number, because the mean of its divisors is an integer number (8562519936).

Almost surely, 2^112778038985 is an apocalyptic number.

It is an amenable number.

112778038985 is a deficient number, since it is larger than the sum of its proper divisors (24222279991).

112778038985 is a wasteful number, since it uses less digits than its factorization.

112778038985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782752.

The product of its (nonzero) digits is 6773760, while the sum is 59.

The spelling of 112778038985 in words is "one hundred twelve billion, seven hundred seventy-eight million, thirty-eight thousand, nine hundred eighty-five".