112597978899 has 32 divisors (see below), whose sum is σ = 172444446720. Its totient is φ = 64017124992.

The previous prime is 112597978879. The next prime is 112597978901. The reversal of 112597978899 is 998879795211.

It is not a de Polignac number, because 112597978899 - 2⁹ = 112597978387 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112597978899.

It is not an unprimeable number, because it can be changed into a prime (112597978859) 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, 7865182 + ... + 7879484.

It is an arithmetic number, because the mean of its divisors is an integer number (5388888960).

Almost surely, 2^112597978899 is an apocalyptic number.

112597978899 is a deficient number, since it is larger than the sum of its proper divisors (59846467821).

112597978899 is a wasteful number, since it uses less digits than its factorization.

112597978899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16179.

The product of its digits is 205752960, while the sum is 75.

The spelling of 112597978899 in words is "one hundred twelve billion, five hundred ninety-seven million, nine hundred seventy-eight thousand, eight hundred ninety-nine".