50000025503 has 4 divisors (see below), whose sum is σ = 50224241088. Its totient is φ = 49775809920.

The previous prime is 50000025499. The next prime is 50000025527. The reversal of 50000025503 is 30552000005.

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 50000025503 - 2² = 50000025499 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 (50000025203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112107458 + ... + 112107903.

It is an arithmetic number, because the mean of its divisors is an integer number (12556060272).

Almost surely, 2^50000025503 is an apocalyptic number.

50000025503 is a deficient number, since it is larger than the sum of its proper divisors (224215585).

50000025503 is a wasteful number, since it uses less digits than its factorization.

50000025503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224215584.

The product of its (nonzero) digits is 750, while the sum is 20.

Adding to 50000025503 its reverse (30552000005), we get a palindrome (80552025508).

The spelling of 50000025503 in words is "fifty billion, twenty-five thousand, five hundred three".