168256116 has 84 divisors (see below), whose sum is σ = 504598752. Its totient is φ = 48067344.

The previous prime is 168256097. The next prime is 168256133. The reversal of 168256116 is 611652861.

168256116 is a `hidden beast` number, since 1 + 6 + 82 + 561 + 16 = 666.

It is a tau number, because it is divible by the number of its divisors (84).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 16291 + ... + 24533.

It is an arithmetic number, because the mean of its divisors is an integer number (6007128).

Almost surely, 2^168256116 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 168256116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (252299376).

168256116 is an abundant number, since it is smaller than the sum of its proper divisors (336342636).

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

168256116 is an equidigital number, since it uses as much as digits as its factorization.

168256116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8272 (or 8255 counting only the distinct ones).

The product of its digits is 17280, while the sum is 36.

The square root of 168256116 is about 12971.3575234052. The cubic root of 168256116 is about 552.0650915680.

The spelling of 168256116 in words is "one hundred sixty-eight million, two hundred fifty-six thousand, one hundred sixteen".