11169643158 has 12 divisors (see below), whose sum is σ = 24200893548. Its totient is φ = 3723214380.

The previous prime is 11169643151. The next prime is 11169643189. The reversal of 11169643158 is 85134696111.

11169643158 is a `hidden beast` number, since 1 + 1 + 169 + 6 + 431 + 58 = 666.

11169643158 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 not an unprimeable number, because it can be changed into a prime (11169643151) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 310267848 + ... + 310267883.

It is an arithmetic number, because the mean of its divisors is an integer number (2016741129).

Almost surely, 2^11169643158 is an apocalyptic number.

11169643158 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

11169643158 is an abundant number, since it is smaller than the sum of its proper divisors (13031250390).

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

11169643158 is a wasteful number, since it uses less digits than its factorization.

11169643158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620535739 (or 620535736 counting only the distinct ones).

The product of its digits is 155520, while the sum is 45.

The spelling of 11169643158 in words is "eleven billion, one hundred sixty-nine million, six hundred forty-three thousand, one hundred fifty-eight".