11120006664 has 72 divisors (see below), whose sum is σ = 32611593690. Its totient is φ = 3421536768.

The previous prime is 11120006647. The next prime is 11120006669. The reversal of 11120006664 is 46660002111.

It can be written as a sum of positive squares in 3 ways, for example, as 8732902500 + 2387104164 = 93450^2 + 48858^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is not an unprimeable number, because it can be changed into a prime (11120006669) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 444769 + ... + 469104.

Almost surely, 2^11120006664 is an apocalyptic number.

It is an amenable number.

11120006664 is an abundant number, since it is smaller than the sum of its proper divisors (21491587026).

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

11120006664 is a wasteful number, since it uses less digits than its factorization.

11120006664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913911 (or 913891 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

Adding to 11120006664 its reverse (46660002111), we get a palindrome (57780008775).

The spelling of 11120006664 in words is "eleven billion, one hundred twenty million, six thousand, six hundred sixty-four".