13368656726000 has 80 divisors (see below), whose sum is σ = 32341091073408. Its totient is φ = 5344868960000.

The previous prime is 13368656725997. The next prime is 13368656726041. The reversal of 13368656726000 is 62765686331.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2505950 + ... + 5746050.

Almost surely, 2^{13368656726000} is an apocalyptic number.

13368656726000 is a gapful number since it is divisible by the number (10) 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 13368656726000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16170545536704).

13368656726000 is an abundant number, since it is smaller than the sum of its proper divisors (18972434347408).

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

13368656726000 is a wasteful number, since it uses less digits than its factorization.

13368656726000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3242187 (or 3242171 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 53.

The spelling of 13368656726000 in words is "thirteen trillion, three hundred sixty-eight billion, six hundred fifty-six million, seven hundred twenty-six thousand".