166033128082 has 8 divisors (see below), whose sum is σ = 249079412016. Its totient is φ = 83006657412.

The previous prime is 166033128071. The next prime is 166033128083. The reversal of 166033128082 is 280821330661.

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

It is not an unprimeable number, because it can be changed into a prime (166033128083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4932348 + ... + 4965895.

It is an arithmetic number, because the mean of its divisors is an integer number (31134926502).

Almost surely, 2^166033128082 is an apocalyptic number.

166033128082 is a deficient number, since it is larger than the sum of its proper divisors (83046283934).

166033128082 is an equidigital number, since it uses as much as digits as its factorization.

166033128082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9906632.

The product of its (nonzero) digits is 82944, while the sum is 40.

The spelling of 166033128082 in words is "one hundred sixty-six billion, thirty-three million, one hundred twenty-eight thousand, eighty-two".