12116511150506 has 32 divisors (see below), whose sum is σ = 21468420953472. Its totient is φ = 5020263593280.

The previous prime is 12116511150451. The next prime is 12116511150511. The reversal of 12116511150506 is 60505111561121.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74412140 + ... + 74574791.

It is an arithmetic number, because the mean of its divisors is an integer number (670888154796).

Almost surely, 2^{12116511150506} is an apocalyptic number.

12116511150506 is a deficient number, since it is larger than the sum of its proper divisors (9351909802966).

12116511150506 is a wasteful number, since it uses less digits than its factorization.

12116511150506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148987134.

The product of its (nonzero) digits is 9000, while the sum is 35.

The spelling of 12116511150506 in words is "twelve trillion, one hundred sixteen billion, five hundred eleven million, one hundred fifty thousand, five hundred six".