13536322643 has 8 divisors (see below), whose sum is σ = 13874504688. Its totient is φ = 13199203584.

The previous prime is 13536322637. The next prime is 13536322649. The reversal of 13536322643 is 34622363531.

It is an interprime number because it is at equal distance from previous prime (13536322637) and next prime (13536322649).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13536322643 - 2¹⁶ = 13536257107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13536322597 and 13536322606.

It is not an unprimeable number, because it can be changed into a prime (13536322649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239930 + ... + 290927.

It is an arithmetic number, because the mean of its divisors is an integer number (1734313086).

Almost surely, 2^13536322643 is an apocalyptic number.

13536322643 is a deficient number, since it is larger than the sum of its proper divisors (338182045).

13536322643 is an equidigital number, since it uses as much as digits as its factorization.

13536322643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531493.

The product of its digits is 233280, while the sum is 38.

The spelling of 13536322643 in words is "thirteen billion, five hundred thirty-six million, three hundred twenty-two thousand, six hundred forty-three".