11111106716506 has 64 divisors (see below), whose sum is σ = 17533675653120. Its totient is φ = 5273541504000.

The previous prime is 11111106716491. The next prime is 11111106716519. The reversal of 11111106716506 is 60561760111111.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2338685631 + ... + 2338690381.

It is an arithmetic number, because the mean of its divisors is an integer number (273963682080).

Almost surely, 2^{11111106716506} is an apocalyptic number.

11111106716506 is a deficient number, since it is larger than the sum of its proper divisors (6422568936614).

11111106716506 is a wasteful number, since it uses less digits than its factorization.

11111106716506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6511.

The product of its (nonzero) digits is 7560, while the sum is 37.

Adding to 11111106716506 its reverse (60561760111111), we get a palindrome (71672866827617).

The spelling of 11111106716506 in words is "eleven trillion, one hundred eleven billion, one hundred six million, seven hundred sixteen thousand, five hundred six".