12603922305912 has 256 divisors, whose sum is σ = 41074020864000. Its totient is φ = 3506828442624.

The previous prime is 12603922305907. The next prime is 12603922305913. The reversal of 12603922305912 is 21950322930621.

12603922305912 is a `hidden beast` number, since 1 + 2 + 6 + 0 + 3 + 9 + 22 + 30 + 591 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12603922305913) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7996978 + ... + 9442430.

It is an arithmetic number, because the mean of its divisors is an integer number (160445394000).

Almost surely, 2^{12603922305912} is an apocalyptic number.

12603922305912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12603922305912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20537010432000).

12603922305912 is an abundant number, since it is smaller than the sum of its proper divisors (28470098558088).

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

12603922305912 is a wasteful number, since it uses less digits than its factorization.

12603922305912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1445627 (or 1445617 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The spelling of 12603922305912 in words is "twelve trillion, six hundred three billion, nine hundred twenty-two million, three hundred five thousand, nine hundred twelve".