630689327166 has 16 divisors (see below), whose sum is σ = 1327767004800. Its totient is φ = 199165050648.

The previous prime is 630689327159. The next prime is 630689327173. The reversal of 630689327166 is 661723986036.

It is an interprime number because it is at equal distance from previous prime (630689327159) and next prime (630689327173).

It is a super-2 number, since 2×630689327166² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2766181146 + ... + 2766181373.

It is an arithmetic number, because the mean of its divisors is an integer number (82985437800).

Almost surely, 2^630689327166 is an apocalyptic number.

630689327166 is an abundant number, since it is smaller than the sum of its proper divisors (697077677634).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

630689327166 is a wasteful number, since it uses less digits than its factorization.

630689327166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5532362543.

The product of its (nonzero) digits is 11757312, while the sum is 57.

The spelling of 630689327166 in words is "six hundred thirty billion, six hundred eighty-nine million, three hundred twenty-seven thousand, one hundred sixty-six".