2543450021300 has 36 divisors (see below), whose sum is σ = 5636718185280. Its totient is φ = 995733623520.

The previous prime is 2543450021297. The next prime is 2543450021393. The reversal of 2543450021300 is 31200543452.

It is a happy number.

2543450021300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 270575090 + ... + 270584489.

Almost surely, 2^{2543450021300} is an apocalyptic number.

2543450021300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2543450021300 is an abundant number, since it is smaller than the sum of its proper divisors (3093268163980).

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

2543450021300 is a wasteful number, since it uses less digits than its factorization.

2543450021300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541159640 (or 541159633 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 2543450021300 its reverse (31200543452), we get a palindrome (2574650564752).

The spelling of 2543450021300 in words is "two trillion, five hundred forty-three billion, four hundred fifty million, twenty-one thousand, three hundred".