13004055600 has 120 divisors (see below), whose sum is σ = 41974819392. Its totient is φ = 3441235200.

The previous prime is 13004055569. The next prime is 13004055607. The reversal of 13004055600 is 655040031.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (13004055607) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 115839 + ... + 198561.

Almost surely, 2^13004055600 is an apocalyptic number.

13004055600 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 13004055600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20987409696).

13004055600 is an abundant number, since it is smaller than the sum of its proper divisors (28970763792).

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

13004055600 is a wasteful number, since it uses less digits than its factorization.

13004055600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82875 (or 82864 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

Adding to 13004055600 its reverse (655040031), we get a palindrome (13659095631).

The spelling of 13004055600 in words is "thirteen billion, four million, fifty-five thousand, six hundred".