11636345564 has 24 divisors (see below), whose sum is σ = 21609141120. Its totient is φ = 5470880624.

The previous prime is 11636345557. The next prime is 11636345569. The reversal of 11636345564 is 46554363611.

11636345564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11636345569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1066454 + ... + 1077309.

It is an arithmetic number, because the mean of its divisors is an integer number (900380880).

Almost surely, 2^11636345564 is an apocalyptic number.

It is an amenable number.

11636345564 is a deficient number, since it is larger than the sum of its proper divisors (9972795556).

11636345564 is a wasteful number, since it uses less digits than its factorization.

11636345564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2143849 (or 2143847 counting only the distinct ones).

The product of its digits is 777600, while the sum is 44.

The spelling of 11636345564 in words is "eleven billion, six hundred thirty-six million, three hundred forty-five thousand, five hundred sixty-four".