13656348269728 has 24 divisors (see below), whose sum is σ = 26886694456692. Its totient is φ = 6827981423616.

The previous prime is 13656348269713. The next prime is 13656348269743. The reversal of 13656348269728 is 82796284365631.

13656348269728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13656348269713) and next prime (13656348269743).

It can be written as a sum of positive squares in 2 ways, for example, as 11433947113744 + 2222401155984 = 3381412^2 + 1490772^2 .

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, 4867275 + ... + 7141642.

Almost surely, 2^{13656348269728} is an apocalyptic number.

It is an amenable number.

13656348269728 is a deficient number, since it is larger than the sum of its proper divisors (13230346186964).

13656348269728 is a wasteful number, since it uses less digits than its factorization.

13656348269728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12044464 (or 12044456 counting only the distinct ones).

The product of its digits is 627056640, while the sum is 70.

The spelling of 13656348269728 in words is "thirteen trillion, six hundred fifty-six billion, three hundred forty-eight million, two hundred sixty-nine thousand, seven hundred twenty-eight".