166329055 has 8 divisors (see below), whose sum is σ = 200025072. Its totient is φ = 132776448.

The previous prime is 166329017. The next prime is 166329061. The reversal of 166329055 is 550923661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 166329055 - 2²⁵ = 132774623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33282 + ... + 37951.

It is an arithmetic number, because the mean of its divisors is an integer number (25003134).

Almost surely, 2^166329055 is an apocalyptic number.

166329055 is a deficient number, since it is larger than the sum of its proper divisors (33696017).

166329055 is an equidigital number, since it uses as much as digits as its factorization.

166329055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71705.

The product of its (nonzero) digits is 48600, while the sum is 37.

The square root of 166329055 is about 12896.8622152832. The cubic root of 166329055 is about 549.9493672397.

The spelling of 166329055 in words is "one hundred sixty-six million, three hundred twenty-nine thousand, fifty-five".