630650163 has 64 divisors (see below), whose sum is σ = 1031450112. Its totient is φ = 337582080.

The previous prime is 630650159. The next prime is 630650171. The reversal of 630650163 is 361056036.

It is not a de Polignac number, because 630650163 - 2² = 630650159 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 630650163.

It is not an unprimeable number, because it can be changed into a prime (630650063) by changing a digit.

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 in 63 ways as a sum of consecutive naturals, for example, 1063195 + ... + 1063787.

It is an arithmetic number, because the mean of its divisors is an integer number (16116408).

Almost surely, 2^630650163 is an apocalyptic number.

630650163 is a deficient number, since it is larger than the sum of its proper divisors (400799949).

630650163 is a wasteful number, since it uses less digits than its factorization.

630650163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724.

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 630650163 is about 25112.7490132004. The cubic root of 630650163 is about 857.5566862939.

The spelling of 630650163 in words is "six hundred thirty million, six hundred fifty thousand, one hundred sixty-three".