12603123320432 has 20 divisors (see below), whose sum is σ = 24418835549856. Its totient is φ = 6301488339840.

The previous prime is 12603123320407. The next prime is 12603123320453. The reversal of 12603123320432 is 23402332130621.

It is a congruent number.

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, 3150869 + ... + 5927412.

Almost surely, 2^{12603123320432} is an apocalyptic number.

It is an amenable number.

12603123320432 is a deficient number, since it is larger than the sum of its proper divisors (11815712229424).

12603123320432 is an equidigital number, since it uses as much as digits as its factorization.

12603123320432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9165056 (or 9165050 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 32.

The spelling of 12603123320432 in words is "twelve trillion, six hundred three billion, one hundred twenty-three million, three hundred twenty thousand, four hundred thirty-two".