11441661112 has 96 divisors (see below), whose sum is σ = 25291926000. Its totient is φ = 4837916160.

The previous prime is 11441661103. The next prime is 11441661157. The reversal of 11441661112 is 21116614411.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14142564 + ... + 14143372.

Almost surely, 2^11441661112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11441661112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12645963000).

11441661112 is an abundant number, since it is smaller than the sum of its proper divisors (13850264888).

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

11441661112 is a wasteful number, since it uses less digits than its factorization.

11441661112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1269 (or 1258 counting only the distinct ones).

The product of its digits is 1152, while the sum is 28.

It can be divided in two parts, 114416 and 61112, that added together give a triangular number (175528 = T₅₉₂).

The spelling of 11441661112 in words is "eleven billion, four hundred forty-one million, six hundred sixty-one thousand, one hundred twelve".