11441261064 has 64 divisors (see below), whose sum is σ = 29396131200. Its totient is φ = 3708163584.

The previous prime is 11441261033. The next prime is 11441261087. The reversal of 11441261064 is 46016214411.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1665124 + ... + 1671980.

It is an arithmetic number, because the mean of its divisors is an integer number (459314550).

Almost surely, 2^11441261064 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 11441261064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14698065600).

11441261064 is an abundant number, since it is smaller than the sum of its proper divisors (17954870136).

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

11441261064 is a wasteful number, since it uses less digits than its factorization.

11441261064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8782 (or 8778 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

Adding to 11441261064 its reverse (46016214411), we get a palindrome (57457475475).

The spelling of 11441261064 in words is "eleven billion, four hundred forty-one million, two hundred sixty-one thousand, sixty-four".