13636828447 has 16 divisors (see below), whose sum is σ = 16082755200. Its totient is φ = 11427207840.

The previous prime is 13636828441. The next prime is 13636828463. The reversal of 13636828447 is 74482863631.

It is a cyclic number.

It is not a de Polignac number, because 13636828447 - 2⁷ = 13636828319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13636828394 and 13636828403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13636828441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 873997 + ... + 889462.

It is an arithmetic number, because the mean of its divisors is an integer number (1005172200).

Almost surely, 2^13636828447 is an apocalyptic number.

13636828447 is a deficient number, since it is larger than the sum of its proper divisors (2445926753).

13636828447 is a wasteful number, since it uses less digits than its factorization.

13636828447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1763526.

The product of its digits is 4644864, while the sum is 52.

The spelling of 13636828447 in words is "thirteen billion, six hundred thirty-six million, eight hundred twenty-eight thousand, four hundred forty-seven".