13635253564 has 12 divisors (see below), whose sum is σ = 23946012664. Its totient is φ = 6793535664.

The previous prime is 13635253561. The next prime is 13635253571. The reversal of 13635253564 is 46535253631.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 13635253564.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13635253561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6021507 + ... + 6023770.

Almost surely, 2^13635253564 is an apocalyptic number.

It is an amenable number.

13635253564 is a deficient number, since it is larger than the sum of its proper divisors (10310759100).

13635253564 is a wasteful number, since it uses less digits than its factorization.

13635253564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12045564 (or 12045562 counting only the distinct ones).

The product of its digits is 972000, while the sum is 43.

The spelling of 13635253564 in words is "thirteen billion, six hundred thirty-five million, two hundred fifty-three thousand, five hundred sixty-four".