11611011066 has 16 divisors (see below), whose sum is σ = 23296217664. Its totient is φ = 3857971104.

The previous prime is 11611011043. The next prime is 11611011073. The reversal of 11611011066 is 66011011611.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3089446 + ... + 3093201.

It is an arithmetic number, because the mean of its divisors is an integer number (1456013604).

Almost surely, 2^11611011066 is an apocalyptic number.

11611011066 is an abundant number, since it is smaller than the sum of its proper divisors (11685206598).

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

11611011066 is a wasteful number, since it uses less digits than its factorization.

11611011066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6182965.

The product of its (nonzero) digits is 216, while the sum is 24.

Adding to 11611011066 its reverse (66011011611), we get a palindrome (77622022677).

The spelling of 11611011066 in words is "eleven billion, six hundred eleven million, eleven thousand, sixty-six".