166488095 has 4 divisors (see below), whose sum is σ = 199785720. Its totient is φ = 133190472.

The previous prime is 166488071. The next prime is 166488121. The reversal of 166488095 is 590884661.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 166488095 - 2¹⁰ = 166487071 is a prime.

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, 16648805 + ... + 16648814.

It is an arithmetic number, because the mean of its divisors is an integer number (49946430).

Almost surely, 2^166488095 is an apocalyptic number.

166488095 is a deficient number, since it is larger than the sum of its proper divisors (33297625).

166488095 is an equidigital number, since it uses as much as digits as its factorization.

166488095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33297624.

The product of its (nonzero) digits is 414720, while the sum is 47.

The square root of 166488095 is about 12903.0265829378. The cubic root of 166488095 is about 550.1245943624.

The spelling of 166488095 in words is "one hundred sixty-six million, four hundred eighty-eight thousand, ninety-five".