166364996 has 36 divisors (see below), whose sum is σ = 350361900. Its totient is φ = 68838336.

The previous prime is 166364971. The next prime is 166365013. The reversal of 166364996 is 699463661.

It can be written as a sum of positive squares in 2 ways, for example, as 96040000 + 70324996 = 9800^2 + 8386^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8951 + ... + 20318.

It is an arithmetic number, because the mean of its divisors is an integer number (9732275).

Almost surely, 2^166364996 is an apocalyptic number.

It is an amenable number.

166364996 is an abundant number, since it is smaller than the sum of its proper divisors (183996904).

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

166364996 is a wasteful number, since it uses less digits than its factorization.

166364996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29316 (or 29307 counting only the distinct ones).

The product of its digits is 1259712, while the sum is 50.

The square root of 166364996 is about 12898.2555409637. The cubic root of 166364996 is about 549.9889760876.

The spelling of 166364996 in words is "one hundred sixty-six million, three hundred sixty-four thousand, nine hundred ninety-six".