636045016 has 16 divisors (see below), whose sum is σ = 1212798600. Its totient is φ = 312632064.

The previous prime is 636044999. The next prime is 636045049. The reversal of 636045016 is 610540636.

636045016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 673305 + ... + 674248.

Almost surely, 2^636045016 is an apocalyptic number.

It is an amenable number.

636045016 is a deficient number, since it is larger than the sum of its proper divisors (576753584).

636045016 is a wasteful number, since it uses less digits than its factorization.

636045016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1347618 (or 1347614 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 636045016 is about 25219.9329102993. The cubic root of 636045016 is about 859.9950495479.

The spelling of 636045016 in words is "six hundred thirty-six million, forty-five thousand, sixteen".