166462988 has 6 divisors (see below), whose sum is σ = 291310236. Its totient is φ = 83231492.

The previous prime is 166462981. The next prime is 166462991. The reversal of 166462988 is 889264661.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (166462981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20807870 + ... + 20807877.

It is an arithmetic number, because the mean of its divisors is an integer number (48551706).

Almost surely, 2^166462988 is an apocalyptic number.

It is an amenable number.

166462988 is a deficient number, since it is larger than the sum of its proper divisors (124847248).

166462988 is a wasteful number, since it uses less digits than its factorization.

166462988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41615751 (or 41615749 counting only the distinct ones).

The product of its digits is 995328, while the sum is 50.

The square root of 166462988 is about 12902.0536349839. The cubic root of 166462988 is about 550.0969393869.

The spelling of 166462988 in words is "one hundred sixty-six million, four hundred sixty-two thousand, nine hundred eighty-eight".