166152112 has 40 divisors (see below), whose sum is σ = 387276800. Its totient is φ = 67459392.

The previous prime is 166152071. The next prime is 166152113. The reversal of 166152112 is 211251661.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (166152113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36912 + ... + 41167.

It is an arithmetic number, because the mean of its divisors is an integer number (9681920).

Almost surely, 2^166152112 is an apocalyptic number.

It is an amenable number.

166152112 is an abundant number, since it is smaller than the sum of its proper divisors (221124688).

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

166152112 is a wasteful number, since it uses less digits than its factorization.

166152112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78113 (or 78107 counting only the distinct ones).

The product of its digits is 720, while the sum is 25.

The square root of 166152112 is about 12890.0004654771. Note that the first 3 decimals coincide. The cubic root of 166152112 is about 549.7542836293.

The spelling of 166152112 in words is "one hundred sixty-six million, one hundred fifty-two thousand, one hundred twelve".