11027652865681 has 3 divisors (see below), whose sum is σ = 11027656186473. Its totient is φ = 11027649544890.

The previous prime is 11027652865673. The next prime is 11027652865741. The reversal of 11027652865681 is 18656825672011.

The square root of 11027652865681 is 3320791.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 11027652865681 - 2³ = 11027652865673 is a prime.

It is a super-2 number, since 2×11027652865681² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11027652865601) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1660396 + ... + 4981186.

It is an arithmetic number, because the mean of its divisors is an integer number (3675885395491).

Almost surely, 2^{11027652865681} is an apocalyptic number.

11027652865681 is the 3320791-st square number.

11027652865681 is the 1660396-th centered octagonal number.

It is an amenable number.

11027652865681 is a deficient number, since it is larger than the sum of its proper divisors (3320792).

11027652865681 is an frugal number, since it uses more digits than its factorization.

11027652865681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6641582 (or 3320791 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 58.

The spelling of 11027652865681 in words is "eleven trillion, twenty-seven billion, six hundred fifty-two million, eight hundred sixty-five thousand, six hundred eighty-one".