816650116 has 12 divisors (see below), whose sum is σ = 1445196060. Its totient is φ = 403736960.

The previous prime is 816650111. The next prime is 816650117. The reversal of 816650116 is 611056618.

It can be written as a sum of positive squares in 2 ways, for example, as 406425600 + 410224516 = 20160^2 + 20254^2 .

It is not an unprimeable number, because it can be changed into a prime (816650111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1146625 + ... + 1147336.

It is an arithmetic number, because the mean of its divisors is an integer number (120433005).

Almost surely, 2^816650116 is an apocalyptic number.

It is an amenable number.

816650116 is a deficient number, since it is larger than the sum of its proper divisors (628545944).

816650116 is a wasteful number, since it uses less digits than its factorization.

816650116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2294054 (or 2294052 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 816650116 is about 28577.0907546587. The cubic root of 816650116 is about 934.7138461070.

The spelling of 816650116 in words is "eight hundred sixteen million, six hundred fifty thousand, one hundred sixteen".