13564413500 has 96 divisors (see below), whose sum is σ = 34019032320. Its totient is φ = 4672872000.

The previous prime is 13564413451. The next prime is 13564413517. The reversal of 13564413500 is 531446531.

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, 39599 + ... + 169401.

It is an arithmetic number, because the mean of its divisors is an integer number (354364920).

Almost surely, 2^13564413500 is an apocalyptic number.

13564413500 is a gapful number since it is divisible by the number (10) 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 13564413500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17009516160).

13564413500 is an abundant number, since it is smaller than the sum of its proper divisors (20454618820).

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

13564413500 is a wasteful number, since it uses less digits than its factorization.

13564413500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129852 (or 129840 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The spelling of 13564413500 in words is "thirteen billion, five hundred sixty-four million, four hundred thirteen thousand, five hundred".