2543402223200 has 72 divisors (see below), whose sum is σ = 6219210882528. Its totient is φ = 1015701050880.

The previous prime is 2543402223179. The next prime is 2543402223203. The reversal of 2543402223200 is 23222043452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2543402223203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2102792 + ... + 3083591.

It is an arithmetic number, because the mean of its divisors is an integer number (86377928924).

Almost surely, 2^{2543402223200} is an apocalyptic number.

2543402223200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2543402223200 is an abundant number, since it is smaller than the sum of its proper divisors (3675808659328).

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

2543402223200 is a wasteful number, since it uses less digits than its factorization.

2543402223200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5187016 (or 5187003 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 29.

Adding to 2543402223200 its reverse (23222043452), we get a palindrome (2566624266652).

The spelling of 2543402223200 in words is "two trillion, five hundred forty-three billion, four hundred two million, two hundred twenty-three thousand, two hundred".