166512116 has 12 divisors (see below), whose sum is σ = 294120288. Its totient is φ = 82477752.

The previous prime is 166512107. The next prime is 166512133. The reversal of 166512116 is 611215661.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194096 + ... + 194951.

It is an arithmetic number, because the mean of its divisors is an integer number (24510024).

Almost surely, 2^166512116 is an apocalyptic number.

It is an amenable number.

166512116 is a deficient number, since it is larger than the sum of its proper divisors (127608172).

166512116 is a wasteful number, since it uses less digits than its factorization.

166512116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389158 (or 389156 counting only the distinct ones).

The product of its digits is 2160, while the sum is 29.

The square root of 166512116 is about 12903.9573774870. The cubic root of 166512116 is about 550.1510505231.

Adding to 166512116 its reverse (611215661), we get a palindrome (777727777).

The spelling of 166512116 in words is "one hundred sixty-six million, five hundred twelve thousand, one hundred sixteen".