166132744 has 8 divisors (see below), whose sum is σ = 311498910. Its totient is φ = 83066368.

The previous prime is 166132739. The next prime is 166132763. The reversal of 166132744 is 447231661.

166132744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 105884100 + 60248644 = 10290^2 + 7762^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10383289 + ... + 10383304.

Almost surely, 2^166132744 is an apocalyptic number.

It is an amenable number.

166132744 is a deficient number, since it is larger than the sum of its proper divisors (145366166).

166132744 is a wasteful number, since it uses less digits than its factorization.

166132744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20766599 (or 20766595 counting only the distinct ones).

The product of its digits is 24192, while the sum is 34.

The square root of 166132744 is about 12889.2491635471. The cubic root of 166132744 is about 549.7329215681.

The spelling of 166132744 in words is "one hundred sixty-six million, one hundred thirty-two thousand, seven hundred forty-four".