11061516566611 has 8 divisors (see below), whose sum is σ = 12672642105440. Its totient is φ = 9458118249408.

The previous prime is 11061516566561. The next prime is 11061516566627. The reversal of 11061516566611 is 11666561516011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11061516566611 - 2¹³ = 11061516558419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11061516566011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1931802336 + ... + 1931808061.

It is an arithmetic number, because the mean of its divisors is an integer number (1584080263180).

Almost surely, 2^{11061516566611} is an apocalyptic number.

11061516566611 is a deficient number, since it is larger than the sum of its proper divisors (1611125538829).

11061516566611 is an equidigital number, since it uses as much as digits as its factorization.

11061516566611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3863610813.

The product of its (nonzero) digits is 194400, while the sum is 46.

The spelling of 11061516566611 in words is "eleven trillion, sixty-one billion, five hundred sixteen million, five hundred sixty-six thousand, six hundred eleven".