12311603450316 has 72 divisors (see below), whose sum is σ = 32759630904000. Its totient is φ = 3887793352800.

The previous prime is 12311603450269. The next prime is 12311603450347. The reversal of 12311603450316 is 61305430611321.

12311603450316 is a `hidden beast` number, since 1 + 2 + 3 + 1 + 1 + 603 + 45 + 0 + 3 + 1 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38211291 + ... + 38532141.

Almost surely, 2^{12311603450316} is an apocalyptic number.

It is an amenable number.

12311603450316 is an abundant number, since it is smaller than the sum of its proper divisors (20448027453684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12311603450316 is a wasteful number, since it uses less digits than its factorization.

12311603450316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376979 (or 376974 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The spelling of 12311603450316 in words is "twelve trillion, three hundred eleven billion, six hundred three million, four hundred fifty thousand, three hundred sixteen".