650606166 has 48 divisors (see below), whose sum is σ = 1613128608. Its totient is φ = 185644800.

The previous prime is 650606161. The next prime is 650606171. The reversal of 650606166 is 661606056.

It is an interprime number because it is at equal distance from previous prime (650606161) and next prime (650606171).

It is a self number, because there is not a number n which added to its sum of digits gives 650606166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650606161) 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 23 ways as a sum of consecutive naturals, for example, 108076 + ... + 113936.

It is an arithmetic number, because the mean of its divisors is an integer number (33606846).

Almost surely, 2^650606166 is an apocalyptic number.

650606166 is an abundant number, since it is smaller than the sum of its proper divisors (962522442).

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

650606166 is a wasteful number, since it uses less digits than its factorization.

650606166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6757 (or 6754 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 650606166 is about 25506.9826910201. The cubic root of 650606166 is about 866.5082958810.

The spelling of 650606166 in words is "six hundred fifty million, six hundred six thousand, one hundred sixty-six".