80166118 has 16 divisors (see below), whose sum is σ = 129070800. Its totient is φ = 37207296.

The previous prime is 80166049. The next prime is 80166143. The reversal of 80166118 is 81166108.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 80166118.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13668 + ... + 18631.

It is an arithmetic number, because the mean of its divisors is an integer number (8066925).

Almost surely, 2^80166118 is an apocalyptic number.

80166118 is a deficient number, since it is larger than the sum of its proper divisors (48904682).

80166118 is a wasteful number, since it uses less digits than its factorization.

80166118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32391.

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

The square root of 80166118 is about 8953.5533728236. The cubic root of 80166118 is about 431.1849737984.

The spelling of 80166118 in words is "eighty million, one hundred sixty-six thousand, one hundred eighteen".