16650164 has 12 divisors (see below), whose sum is σ = 29324484. Its totient is φ = 8271744.

The previous prime is 16650143. The next prime is 16650167. The reversal of 16650164 is 46105661.

It can be written as a sum of positive squares in 2 ways, for example, as 3833764 + 12816400 = 1958^2 + 3580^2 .

It is a super-2 number, since 2×16650164² = 554455922453792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16650167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12629 + ... + 13884.

It is an arithmetic number, because the mean of its divisors is an integer number (2443707).

Almost surely, 2^16650164 is an apocalyptic number.

It is an amenable number.

16650164 is a deficient number, since it is larger than the sum of its proper divisors (12674320).

16650164 is a wasteful number, since it uses less digits than its factorization.

16650164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26674 (or 26672 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 16650164 is about 4080.4612484375. The cubic root of 16650164 is about 255.3521419623.

The spelling of 16650164 in words is "sixteen million, six hundred fifty thousand, one hundred sixty-four".