11643300564 has 96 divisors (see below), whose sum is σ = 31724077056. Its totient is φ = 3255033600.

The previous prime is 11643300517. The next prime is 11643300583. The reversal of 11643300564 is 46500334611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 771289 + ... + 786239.

It is an arithmetic number, because the mean of its divisors is an integer number (330459136).

Almost surely, 2^11643300564 is an apocalyptic number.

11643300564 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11643300564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15862038528).

11643300564 is an abundant number, since it is smaller than the sum of its proper divisors (20080776492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11643300564 is a wasteful number, since it uses less digits than its factorization.

11643300564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15165 (or 15163 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The spelling of 11643300564 in words is "eleven billion, six hundred forty-three million, three hundred thousand, five hundred sixty-four".