250000530503 has 4 divisors (see below), whose sum is σ = 264706444080. Its totient is φ = 235294616928.

The previous prime is 250000530497. The next prime is 250000530511. The reversal of 250000530503 is 305035000052.

It is a happy number.

250000530503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 250000530503 - 2⁴ = 250000530487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250000530553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7352956763 + ... + 7352956796.

It is an arithmetic number, because the mean of its divisors is an integer number (66176611020).

Almost surely, 2^250000530503 is an apocalyptic number.

250000530503 is a deficient number, since it is larger than the sum of its proper divisors (14705913577).

250000530503 is a wasteful number, since it uses less digits than its factorization.

250000530503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14705913576.

The product of its (nonzero) digits is 2250, while the sum is 23.

Adding to 250000530503 its reverse (305035000052), we get a palindrome (555035530555).

The spelling of 250000530503 in words is "two hundred fifty billion, five hundred thirty thousand, five hundred three".