112478775849 has 32 divisors (see below), whose sum is σ = 191351462400. Its totient is φ = 64581112080.

The previous prime is 112478775847. The next prime is 112478775853. The reversal of 112478775849 is 948577874211.

112478775849 is a `hidden beast` number, since 1 + 1 + 2 + 47 + 8 + 7 + 7 + 584 + 9 = 666.

It is not a de Polignac number, because 112478775849 - 2¹ = 112478775847 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112478775847) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9960579 + ... + 9971864.

It is an arithmetic number, because the mean of its divisors is an integer number (5979733200).

Almost surely, 2^112478775849 is an apocalyptic number.

112478775849 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

112478775849 is a deficient number, since it is larger than the sum of its proper divisors (78872686551).

112478775849 is a wasteful number, since it uses less digits than its factorization.

112478775849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19932482 (or 19932476 counting only the distinct ones).

The product of its digits is 31610880, while the sum is 63.

The spelling of 112478775849 in words is "one hundred twelve billion, four hundred seventy-eight million, seven hundred seventy-five thousand, eight hundred forty-nine".