12603948441616 has 135 divisors (see below), whose sum is σ = 28708909849503. Its totient is φ = 5344903126080.

The previous prime is 12603948441587. The next prime is 12603948441631. The reversal of 12603948441616 is 61614484930621.

The square root of 12603948441616 is 3550204.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 10238787721 + ... + 10238788951.

Almost surely, 2^{12603948441616} is an apocalyptic number.

12603948441616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

12603948441616 is the 3550204-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12603948441616

12603948441616 is an abundant number, since it is smaller than the sum of its proper divisors (16104961407887).

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

12603948441616 is an frugal number, since it uses more digits than its factorization.

12603948441616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2690 (or 1343 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 55.

The spelling of 12603948441616 in words is "twelve trillion, six hundred three billion, nine hundred forty-eight million, four hundred forty-one thousand, six hundred sixteen".