13536754447 has 4 divisors (see below), whose sum is σ = 13537156960. Its totient is φ = 13536351936.

The previous prime is 13536754403. The next prime is 13536754453. The reversal of 13536754447 is 74445763531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13536754447 - 2²³ = 13528365839 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13536754447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13536754457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145698 + ... + 219775.

It is an arithmetic number, because the mean of its divisors is an integer number (3384289240).

Almost surely, 2^13536754447 is an apocalyptic number.

13536754447 is a deficient number, since it is larger than the sum of its proper divisors (402513).

13536754447 is an equidigital number, since it uses as much as digits as its factorization.

13536754447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402512.

The product of its digits is 4233600, while the sum is 49.

The spelling of 13536754447 in words is "thirteen billion, five hundred thirty-six million, seven hundred fifty-four thousand, four hundred forty-seven".