2543452250 has 64 divisors (see below), whose sum is σ = 4942697760. Its totient is φ = 978880000.

The previous prime is 2543452243. The next prime is 2543452291. The reversal of 2543452250 is 522543452.

It can be written as a sum of positive squares in 16 ways, for example, as 954871801 + 1588580449 = 30901^2 + 39857^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3341870 + ... + 3342630.

Almost surely, 2^2543452250 is an apocalyptic number.

2543452250 is a deficient number, since it is larger than the sum of its proper divisors (2399245510).

2543452250 is a wasteful number, since it uses less digits than its factorization.

2543452250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1268 (or 1258 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 32.

The square root of 2543452250 is about 50432.6506342865. The cubic root of 2543452250 is about 1365.0268570259.

The spelling of 2543452250 in words is "two billion, five hundred forty-three million, four hundred fifty-two thousand, two hundred fifty".