11065224421456 has 20 divisors (see below), whose sum is σ = 21455351121204. Its totient is φ = 5528359616000.

The previous prime is 11065224421453. The next prime is 11065224421501. The reversal of 11065224421456 is 65412442256011.

It can be written as a sum of positive squares in 2 ways, for example, as 638266775056 + 10426957646400 = 798916^2 + 3229080^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11065224421453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 265765705 + ... + 265807336.

Almost surely, 2^{11065224421456} is an apocalyptic number.

11065224421456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11065224421456 is a deficient number, since it is larger than the sum of its proper divisors (10390126699748).

11065224421456 is a wasteful number, since it uses less digits than its factorization.

11065224421456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531574350 (or 531574344 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 43.

Adding to 11065224421456 its reverse (65412442256011), we get a palindrome (76477666677467).

The spelling of 11065224421456 in words is "eleven trillion, sixty-five billion, two hundred twenty-four million, four hundred twenty-one thousand, four hundred fifty-six".