13324121443685 has 8 divisors (see below), whose sum is σ = 17218864635000. Its totient is φ = 9839351219904.

The previous prime is 13324121443669. The next prime is 13324121443687. The reversal of 13324121443685 is 58634412142331.

It can be written as a sum of positive squares in 4 ways, for example, as 620877809764 + 12703243633921 = 787958^2 + 3564161^2 .

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 13324121443685 - 2⁴ = 13324121443669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13324121443687) 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, 102493241810 + ... + 102493241939.

It is an arithmetic number, because the mean of its divisors is an integer number (2152358079375).

Almost surely, 2^{13324121443685} is an apocalyptic number.

It is an amenable number.

13324121443685 is a deficient number, since it is larger than the sum of its proper divisors (3894743191315).

13324121443685 is a wasteful number, since it uses less digits than its factorization.

13324121443685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204986483767.

The product of its digits is 1658880, while the sum is 47.

The spelling of 13324121443685 in words is "thirteen trillion, three hundred twenty-four billion, one hundred twenty-one million, four hundred forty-three thousand, six hundred eighty-five".