13564545024 has 96 divisors (see below), whose sum is σ = 36405270720. Its totient is φ = 4491264000.

The previous prime is 13564545023. The next prime is 13564545031. The reversal of 13564545024 is 42054546531.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (13564545023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 920434 + ... + 935054.

It is an arithmetic number, because the mean of its divisors is an integer number (379221570).

Almost surely, 2^13564545024 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13564545024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18202635360).

13564545024 is an abundant number, since it is smaller than the sum of its proper divisors (22840725696).

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

13564545024 is a wasteful number, since it uses less digits than its factorization.

13564545024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14797 (or 14777 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 39.

The spelling of 13564545024 in words is "thirteen billion, five hundred sixty-four million, five hundred forty-five thousand, twenty-four".