166775108 has 6 divisors (see below), whose sum is σ = 291856446. Its totient is φ = 83387552.

The previous prime is 166775101. The next prime is 166775111. The reversal of 166775108 is 801577661.

It can be written as a sum of positive squares in only one way, i.e., 149866564 + 16908544 = 12242^2 + 4112^2 .

It is not an unprimeable number, because it can be changed into a prime (166775101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20846885 + ... + 20846892.

It is an arithmetic number, because the mean of its divisors is an integer number (48642741).

Almost surely, 2^166775108 is an apocalyptic number.

It is an amenable number.

166775108 is a deficient number, since it is larger than the sum of its proper divisors (125081338).

166775108 is a wasteful number, since it uses less digits than its factorization.

166775108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41693781 (or 41693779 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 41.

The square root of 166775108 is about 12914.1437191941. The cubic root of 166775108 is about 550.4405374035.

The spelling of 166775108 in words is "one hundred sixty-six million, seven hundred seventy-five thousand, one hundred eight".