13454563336 has 8 divisors (see below), whose sum is σ = 25227306270. Its totient is φ = 6727281664.

The previous prime is 13454563307. The next prime is 13454563337. The reversal of 13454563336 is 63336545431.

It can be written as a sum of positive squares in only one way, i.e., 12497898436 + 956664900 = 111794^2 + 30930^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 13454563292 and 13454563301.

It is not an unprimeable number, because it can be changed into a prime (13454563337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 840910201 + ... + 840910216.

Almost surely, 2^13454563336 is an apocalyptic number.

It is an amenable number.

13454563336 is a deficient number, since it is larger than the sum of its proper divisors (11772742934).

13454563336 is a wasteful number, since it uses less digits than its factorization.

13454563336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1681820423 (or 1681820419 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 43.

The spelling of 13454563336 in words is "thirteen billion, four hundred fifty-four million, five hundred sixty-three thousand, three hundred thirty-six".