112161568138308 has 288 divisors, whose sum is σ = 328914934508160. Its totient is φ = 31930455674880.

The previous prime is 112161568138261. The next prime is 112161568138331. The reversal of 112161568138308 is 803831865161211.

112161568138308 is a `hidden beast` number, since 1 + 1 + 2 + 1 + 61 + 568 + 13 + 8 + 3 + 0 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4287344748 + ... + 4287370908.

It is an arithmetic number, because the mean of its divisors is an integer number (1142065744820).

Almost surely, 2^{112161568138308} is an apocalyptic number.

112161568138308 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112161568138308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164457467254080).

112161568138308 is an abundant number, since it is smaller than the sum of its proper divisors (216753366369852).

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

112161568138308 is a wasteful number, since it uses less digits than its factorization.

112161568138308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37459 (or 37454 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 54.

The spelling of 112161568138308 in words is "one hundred twelve trillion, one hundred sixty-one billion, five hundred sixty-eight million, one hundred thirty-eight thousand, three hundred eight".