13004503040000 has 150 divisors (see below), whose sum is σ = 32499887741244. Its totient is φ = 5201797120000.

The previous prime is 13004503039991. The next prime is 13004503040059. The reversal of 13004503040000 is 4030540031.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 9605015 + ... + 10874985.

Almost surely, 2^{13004503040000} is an apocalyptic number.

13004503040000 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 13004503040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16249943870622).

13004503040000 is an abundant number, since it is smaller than the sum of its proper divisors (19495384701244).

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

13004503040000 is an frugal number, since it uses more digits than its factorization.

13004503040000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1270019 (or 1269978 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 13004503040000 its reverse (4030540031), we get a palindrome (13008533580031).

The spelling of 13004503040000 in words is "thirteen trillion, four billion, five hundred three million, forty thousand".