801680116 has 6 divisors (see below), whose sum is σ = 1402940210. Its totient is φ = 400840056.

The previous prime is 801680107. The next prime is 801680123. The reversal of 801680116 is 611086108.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 740057616 + 61622500 = 27204^2 + 7850^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100210011 + ... + 100210018.

Almost surely, 2^801680116 is an apocalyptic number.

It is an amenable number.

801680116 is a deficient number, since it is larger than the sum of its proper divisors (601260094).

801680116 is a wasteful number, since it uses less digits than its factorization.

801680116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200420033 (or 200420031 counting only the distinct ones).

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

The square root of 801680116 is about 28313.9562053769. The cubic root of 801680116 is about 928.9671796195.

The spelling of 801680116 in words is "eight hundred one million, six hundred eighty thousand, one hundred sixteen".