13493783839563 has 6 divisors (see below), whose sum is σ = 19491021101604. Its totient is φ = 8995855893036.

The previous prime is 13493783839561. The next prime is 13493783839597. The reversal of 13493783839563 is 36593838739431.

13493783839563 is a `hidden beast` number, since 1 + 3 + 4 + 93 + 78 + 383 + 95 + 6 + 3 = 666.

It is not a de Polignac number, because 13493783839563 - 2¹ = 13493783839561 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13493783839491 and 13493783839500.

It is not an unprimeable number, because it can be changed into a prime (13493783839561) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 749654657745 + ... + 749654657762.

It is an arithmetic number, because the mean of its divisors is an integer number (3248503516934).

Almost surely, 2^{13493783839563} is an apocalyptic number.

13493783839563 is a deficient number, since it is larger than the sum of its proper divisors (5997237262041).

13493783839563 is a wasteful number, since it uses less digits than its factorization.

13493783839563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1499309315513 (or 1499309315510 counting only the distinct ones).

The product of its digits is 1058158080, while the sum is 72.

The spelling of 13493783839563 in words is "thirteen trillion, four hundred ninety-three billion, seven hundred eighty-three million, eight hundred thirty-nine thousand, five hundred sixty-three".