633116816 has 10 divisors (see below), whose sum is σ = 1226663862. Its totient is φ = 316558400.

The previous prime is 633116807. The next prime is 633116833. The reversal of 633116816 is 618611336.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 374035600 + 259081216 = 19340^2 + 16096^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 19784885 + ... + 19784916.

Almost surely, 2^633116816 is an apocalyptic number.

It is an amenable number.

633116816 is a deficient number, since it is larger than the sum of its proper divisors (593547046).

633116816 is a wasteful number, since it uses less digits than its factorization.

633116816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39569809 (or 39569803 counting only the distinct ones).

The product of its digits is 15552, while the sum is 35.

The square root of 633116816 is about 25161.8126533046. The cubic root of 633116816 is about 858.6732815333.

The spelling of 633116816 in words is "six hundred thirty-three million, one hundred sixteen thousand, eight hundred sixteen".