11066520744 has 96 divisors (see below), whose sum is σ = 30271124520. Its totient is φ = 3652190208.

The previous prime is 11066520733. The next prime is 11066520749. The reversal of 11066520744 is 44702566011.

11066520744 is a `hidden beast` number, since 1 + 1 + 0 + 66 + 520 + 74 + 4 = 666.

11066520744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 10803107844 + 263412900 = 103938^2 + 16230^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 11066520699 and 11066520708.

It is not an unprimeable number, because it can be changed into a prime (11066520749) 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 23 ways as a sum of consecutive naturals, for example, 3199464 + ... + 3202920.

Almost surely, 2^11066520744 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 11066520744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15135562260).

11066520744 is an abundant number, since it is smaller than the sum of its proper divisors (19204603776).

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

11066520744 is a wasteful number, since it uses less digits than its factorization.

11066520744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3899 (or 3892 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The spelling of 11066520744 in words is "eleven billion, sixty-six million, five hundred twenty thousand, seven hundred forty-four".