166182393045 has 64 divisors (see below), whose sum is σ = 288303611904. Its totient is φ = 81413821440.

The previous prime is 166182393031. The next prime is 166182393053. The reversal of 166182393045 is 540393281661.

166182393045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 166182393045 - 2⁴ = 166182393029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 166182392985 and 166182393003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16124364 + ... + 16134666.

It is an arithmetic number, because the mean of its divisors is an integer number (4504743936).

Almost surely, 2^166182393045 is an apocalyptic number.

166182393045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

166182393045 is a deficient number, since it is larger than the sum of its proper divisors (122121218859).

166182393045 is a wasteful number, since it uses less digits than its factorization.

166182393045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11842.

The product of its (nonzero) digits is 933120, while the sum is 48.

The spelling of 166182393045 in words is "one hundred sixty-six billion, one hundred eighty-two million, three hundred ninety-three thousand, forty-five".