801666316 has 24 divisors (see below), whose sum is σ = 1611005760. Its totient is φ = 345214800.

The previous prime is 801666289. The next prime is 801666361. The reversal of 801666316 is 613666108.

It is a happy number.

801666316 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 478630 + ... + 480301.

It is an arithmetic number, because the mean of its divisors is an integer number (67125240).

Almost surely, 2^801666316 is an apocalyptic number.

It is an amenable number.

801666316 is an abundant number, since it is smaller than the sum of its proper divisors (809339444).

801666316 is a wasteful number, since it uses less digits than its factorization.

801666316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 958965 (or 958963 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 801666316 is about 28313.7125082530. The cubic root of 801666316 is about 928.9618492222.

The spelling of 801666316 in words is "eight hundred one million, six hundred sixty-six thousand, three hundred sixteen".