11011044166 has 4 divisors (see below), whose sum is σ = 16516566252. Its totient is φ = 5505522082.

The previous prime is 11011044113. The next prime is 11011044167. The reversal of 11011044166 is 66144011011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 11011044166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011044167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2752761040 + ... + 2752761043.

It is an arithmetic number, because the mean of its divisors is an integer number (4129141563).

Almost surely, 2^11011044166 is an apocalyptic number.

11011044166 is a deficient number, since it is larger than the sum of its proper divisors (5505522086).

11011044166 is an equidigital number, since it uses as much as digits as its factorization.

11011044166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5505522085.

The product of its (nonzero) digits is 576, while the sum is 25.

Adding to 11011044166 its reverse (66144011011), we get a palindrome (77155055177).

The spelling of 11011044166 in words is "eleven billion, eleven million, forty-four thousand, one hundred sixty-six".