12466216565416 has 32 divisors (see below), whose sum is σ = 23872183920000. Its totient is φ = 6100308691456.

The previous prime is 12466216565399. The next prime is 12466216565417. The reversal of 12466216565416 is 61456561266421.

It is not an unprimeable number, because it can be changed into a prime (12466216565417) 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, 12724920 + ... + 13669528.

It is an arithmetic number, because the mean of its divisors is an integer number (746005747500).

Almost surely, 2^{12466216565416} is an apocalyptic number.

It is an amenable number.

12466216565416 is a deficient number, since it is larger than the sum of its proper divisors (11405967354584).

12466216565416 is a wasteful number, since it uses less digits than its factorization.

12466216565416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 979761 (or 979757 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 55.

The spelling of 12466216565416 in words is "twelve trillion, four hundred sixty-six billion, two hundred sixteen million, five hundred sixty-five thousand, four hundred sixteen".