166352055 has 16 divisors (see below), whose sum is σ = 281820384. Its totient is φ = 83502080.

The previous prime is 166352051. The next prime is 166352083. The reversal of 166352055 is 550253661.

It is not a de Polignac number, because 166352055 - 2² = 166352051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166352051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 325926 + ... + 326435.

It is an arithmetic number, because the mean of its divisors is an integer number (17613774).

Almost surely, 2^166352055 is an apocalyptic number.

166352055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

166352055 is a deficient number, since it is larger than the sum of its proper divisors (115468329).

166352055 is a wasteful number, since it uses less digits than its factorization.

166352055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652386.

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 166352055 is about 12897.7538742217. The cubic root of 166352055 is about 549.9747150910.

The spelling of 166352055 in words is "one hundred sixty-six million, three hundred fifty-two thousand, fifty-five".