11061111050064 has 200 divisors, whose sum is σ = 33199016961000. Its totient is φ = 3551188967424.

The previous prime is 11061111050047. The next prime is 11061111050071. The reversal of 11061111050064 is 46005011116011.

It can be written as a sum of positive squares in 4 ways, for example, as 2763600358464 + 8297510691600 = 1662408^2 + 2880540^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 15012072 + ... + 15731640.

It is an arithmetic number, because the mean of its divisors is an integer number (165995084805).

Almost surely, 2^{11061111050064} 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 11061111050064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16599508480500).

11061111050064 is an abundant number, since it is smaller than the sum of its proper divisors (22137905910936).

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

11061111050064 is a wasteful number, since it uses less digits than its factorization.

11061111050064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720027 (or 720012 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 27.

Adding to 11061111050064 its reverse (46005011116011), we get a palindrome (57066122166075).

The spelling of 11061111050064 in words is "eleven trillion, sixty-one billion, one hundred eleven million, fifty thousand, sixty-four".