11115510104066 has 16 divisors (see below), whose sum is σ = 16676314585056. Its totient is φ = 5556738689376.

The previous prime is 11115510104057. The next prime is 11115510104123. The reversal of 11115510104066 is 66040101551111.

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, 433053365 + ... + 433079031.

It is an arithmetic number, because the mean of its divisors is an integer number (1042269661566).

Almost surely, 2^{11115510104066} is an apocalyptic number.

11115510104066 is a deficient number, since it is larger than the sum of its proper divisors (5560804480990).

11115510104066 is a wasteful number, since it uses less digits than its factorization.

11115510104066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56833.

The product of its (nonzero) digits is 3600, while the sum is 32.

Adding to 11115510104066 its reverse (66040101551111), we get a palindrome (77155611655177).

The spelling of 11115510104066 in words is "eleven trillion, one hundred fifteen billion, five hundred ten million, one hundred four thousand, sixty-six".