112639504668 has 48 divisors (see below), whose sum is σ = 266645111040. Its totient is φ = 37003595904.

The previous prime is 112639504667. The next prime is 112639504693. The reversal of 112639504668 is 866405936211.

It is a self number, because there is not a number n which added to its sum of digits gives 112639504668.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112639504667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156105 + ... + 499647.

It is an arithmetic number, because the mean of its divisors is an integer number (5555106480).

Almost surely, 2^112639504668 is an apocalyptic number.

It is an amenable number.

112639504668 is an abundant number, since it is smaller than the sum of its proper divisors (154005606372).

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

112639504668 is a wasteful number, since it uses less digits than its factorization.

112639504668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343946 (or 343944 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 51.

The spelling of 112639504668 in words is "one hundred twelve billion, six hundred thirty-nine million, five hundred four thousand, six hundred sixty-eight".