16081168 has 10 divisors (see below), whose sum is σ = 31157294. Its totient is φ = 8040576.

The previous prime is 16081159. The next prime is 16081171. The reversal of 16081168 is 86118061.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 9048064 + 7033104 = 3008^2 + 2652^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502521 + ... + 502552.

Almost surely, 2^16081168 is an apocalyptic number.

It is an amenable number.

16081168 is a deficient number, since it is larger than the sum of its proper divisors (15076126).

16081168 is a wasteful number, since it uses less digits than its factorization.

16081168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005081 (or 1005075 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 31.

The square root of 16081168 is about 4010.1331648712. The cubic root of 16081168 is about 252.4095967579.

The spelling of 16081168 in words is "sixteen million, eighty-one thousand, one hundred sixty-eight".