112403743818 has 16 divisors (see below), whose sum is σ = 224828904960. Its totient is φ = 37464345056.

The previous prime is 112403743813. The next prime is 112403743943. The reversal of 112403743818 is 818347304211.

It is a self number, because there is not a number n which added to its sum of digits gives 112403743818.

It is not an unprimeable number, because it can be changed into a prime (112403743811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 823755 + ... + 950462.

It is an arithmetic number, because the mean of its divisors is an integer number (14051806560).

Almost surely, 2^112403743818 is an apocalyptic number.

112403743818 is an abundant number, since it is smaller than the sum of its proper divisors (112425161142).

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

112403743818 is a wasteful number, since it uses less digits than its factorization.

112403743818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1784781.

The product of its (nonzero) digits is 129024, while the sum is 42.

The spelling of 112403743818 in words is "one hundred twelve billion, four hundred three million, seven hundred forty-three thousand, eight hundred eighteen".