12316220786146 has 64 divisors (see below), whose sum is σ = 19413364608000. Its totient is φ = 5854312601280.

The previous prime is 12316220786081. The next prime is 12316220786201. The reversal of 12316220786146 is 64168702261321.

It is a self number, because there is not a number n which added to its sum of digits gives 12316220786146.

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, 1947841341 + ... + 1947847663.

It is an arithmetic number, because the mean of its divisors is an integer number (303333822000).

Almost surely, 2^{12316220786146} is an apocalyptic number.

12316220786146 is a deficient number, since it is larger than the sum of its proper divisors (7097143821854).

12316220786146 is a wasteful number, since it uses less digits than its factorization.

12316220786146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9559.

The product of its (nonzero) digits is 1161216, while the sum is 49.

The spelling of 12316220786146 in words is "twelve trillion, three hundred sixteen billion, two hundred twenty million, seven hundred eighty-six thousand, one hundred forty-six".