123116501166 has 8 divisors (see below), whose sum is σ = 246233002344. Its totient is φ = 41038833720.

The previous prime is 123116501153. The next prime is 123116501177. The reversal of 123116501166 is 661105611321.

123116501166 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

123116501166 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10259708425 + ... + 10259708436.

It is an arithmetic number, because the mean of its divisors is an integer number (30779125293).

Almost surely, 2^123116501166 is an apocalyptic number.

123116501166 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

123116501166 is a wasteful number, since it uses less digits than its factorization.

123116501166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20519416866.

The product of its (nonzero) digits is 6480, while the sum is 33.

The spelling of 123116501166 in words is "one hundred twenty-three billion, one hundred sixteen million, five hundred one thousand, one hundred sixty-six".