12318563416 has 8 divisors (see below), whose sum is σ = 23097306420. Its totient is φ = 6159281704.

The previous prime is 12318563407. The next prime is 12318563423. The reversal of 12318563416 is 61436581321.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 769910206 + ... + 769910221.

Almost surely, 2^12318563416 is an apocalyptic number.

It is an amenable number.

12318563416 is a deficient number, since it is larger than the sum of its proper divisors (10778743004).

12318563416 is a wasteful number, since it uses less digits than its factorization.

12318563416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1539820433 (or 1539820429 counting only the distinct ones).

The product of its digits is 103680, while the sum is 40.

The spelling of 12318563416 in words is "twelve billion, three hundred eighteen million, five hundred sixty-three thousand, four hundred sixteen".