13200544500 has 768 divisors, whose sum is σ = 49312972800. Its totient is φ = 2695680000.

The previous prime is 13200544499. The next prime is 13200544603. The reversal of 13200544500 is 544500231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 167095461 + ... + 167095539.

It is an arithmetic number, because the mean of its divisors is an integer number (64209600).

Almost surely, 2^13200544500 is an apocalyptic number.

13200544500 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 13200544500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24656486400).

13200544500 is an abundant number, since it is smaller than the sum of its proper divisors (36112428300).

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

13200544500 is a wasteful number, since it uses less digits than its factorization.

13200544500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185 (or 173 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The spelling of 13200544500 in words is "thirteen billion, two hundred million, five hundred forty-four thousand, five hundred".