12203934388568 has 32 divisors (see below), whose sum is σ = 24642940739760. Its totient is φ = 5632498035840.

The previous prime is 12203934388559. The next prime is 12203934388589. The reversal of 12203934388568 is 86588343930221.

It is a happy number.

It is a Cunningham number, because it is equal to 3493413²-1.

It is a self number, because there is not a number n which added to its sum of digits gives 12203934388568.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6113471 + ... + 7860177.

Almost surely, 2^{12203934388568} is an apocalyptic number.

It is an amenable number.

12203934388568 is an abundant number, since it is smaller than the sum of its proper divisors (12439006351192).

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

12203934388568 is a wasteful number, since it uses less digits than its factorization.

12203934388568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1813907 (or 1813903 counting only the distinct ones).

The product of its (nonzero) digits is 59719680, while the sum is 62.

The spelling of 12203934388568 in words is "twelve trillion, two hundred three billion, nine hundred thirty-four million, three hundred eighty-eight thousand, five hundred sixty-eight".