168269306112 has 108 divisors (see below), whose sum is σ = 485415834540. Its totient is φ = 56060411904.

The previous prime is 168269306099. The next prime is 168269306113. The reversal of 168269306112 is 211603962861.

168269306112 is a `hidden beast` number, since 1 + 6 + 8 + 26 + 9 + 3 + 0 + 611 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 86097643776 + 82171662336 = 293424^2 + 286656^2 .

It is not an unprimeable number, because it can be changed into a prime (168269306113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4629064 + ... + 4665272.

Almost surely, 2^168269306112 is an apocalyptic number.

168269306112 is a gapful number since it is divisible by the number (12) 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 168269306112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (242707917270).

168269306112 is an abundant number, since it is smaller than the sum of its proper divisors (317146528428).

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

168269306112 is a wasteful number, since it uses less digits than its factorization.

168269306112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38248 (or 38231 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The spelling of 168269306112 in words is "one hundred sixty-eight billion, two hundred sixty-nine million, three hundred six thousand, one hundred twelve".