12603841356 has 12 divisors (see below), whose sum is σ = 29408963192. Its totient is φ = 4201280448.

The previous prime is 12603841343. The next prime is 12603841381. The reversal of 12603841356 is 65314830621.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 525160045 + ... + 525160068.

Almost surely, 2^12603841356 is an apocalyptic number.

It is an amenable number.

12603841356 is an abundant number, since it is smaller than the sum of its proper divisors (16805121836).

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

12603841356 is a wasteful number, since it uses less digits than its factorization.

12603841356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050320120 (or 1050320118 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 12603841356 in words is "twelve billion, six hundred three million, eight hundred forty-one thousand, three hundred fifty-six".