810116308 has 6 divisors (see below), whose sum is σ = 1417703546. Its totient is φ = 405058152.

The previous prime is 810116287. The next prime is 810116309. The reversal of 810116308 is 803611018.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 801342864 + 8773444 = 28308^2 + 2962^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (810116309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101264535 + ... + 101264542.

Almost surely, 2^810116308 is an apocalyptic number.

It is an amenable number.

810116308 is a deficient number, since it is larger than the sum of its proper divisors (607587238).

810116308 is a wasteful number, since it uses less digits than its factorization.

810116308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202529081 (or 202529079 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 810116308 is about 28462.5421914487. The cubic root of 810116308 is about 932.2143664407.

The spelling of 810116308 in words is "eight hundred ten million, one hundred sixteen thousand, three hundred eight".