111356150166 has 24 divisors (see below), whose sum is σ = 250207647144. Its totient is φ = 37118716560.

The previous prime is 111356150153. The next prime is 111356150189. The reversal of 111356150166 is 661051653111.

111356150166 is a `hidden beast` number, since 1 + 1 + 1 + 35 + 61 + 501 + 66 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 111356150166.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 114563455 + ... + 114564426.

It is an arithmetic number, because the mean of its divisors is an integer number (10425318631).

Almost surely, 2^111356150166 is an apocalyptic number.

111356150166 is an abundant number, since it is smaller than the sum of its proper divisors (138851496978).

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

111356150166 is an equidigital number, since it uses as much as digits as its factorization.

111356150166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229127898 (or 229127886 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 36.

The spelling of 111356150166 in words is "one hundred eleven billion, three hundred fifty-six million, one hundred fifty thousand, one hundred sixty-six".