166236182756 has 48 divisors (see below), whose sum is σ = 344033101440. Its totient is φ = 68768152320.

The previous prime is 166236182741. The next prime is 166236182789. The reversal of 166236182756 is 657281632661.

It is a happy number.

166236182756 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 166236182698 and 166236182707.

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 15 ways as a sum of consecutive naturals, for example, 3085691 + ... + 3139101.

It is an arithmetic number, because the mean of its divisors is an integer number (7167356280).

Almost surely, 2^166236182756 is an apocalyptic number.

It is an amenable number.

166236182756 is an abundant number, since it is smaller than the sum of its proper divisors (177796918684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

166236182756 is a wasteful number, since it uses less digits than its factorization.

166236182756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57284 (or 57282 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 53.

The spelling of 166236182756 in words is "one hundred sixty-six billion, two hundred thirty-six million, one hundred eighty-two thousand, seven hundred fifty-six".