166120115165326 has 32 divisors (see below), whose sum is σ = 288791384348160. Its totient is φ = 70190845552800.

The previous prime is 166120115165293. The next prime is 166120115165353. The reversal of 166120115165326 is 623561511021661.

166120115165326 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97292260 + ... + 98984968.

It is an arithmetic number, because the mean of its divisors is an integer number (9024730760880).

Almost surely, 2^{166120115165326} is an apocalyptic number.

166120115165326 is a deficient number, since it is larger than the sum of its proper divisors (122671269182834).

166120115165326 is a wasteful number, since it uses less digits than its factorization.

166120115165326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1791520.

The product of its (nonzero) digits is 388800, while the sum is 46.

Adding to 166120115165326 its reverse (623561511021661), we get a palindrome (789681626186987).

The spelling of 166120115165326 in words is "one hundred sixty-six trillion, one hundred twenty billion, one hundred fifteen million, one hundred sixty-five thousand, three hundred twenty-six".