50203243563 has 16 divisors (see below), whose sum is σ = 76866211200. Its totient is φ = 28824828480.

The previous prime is 50203243561. The next prime is 50203243567. The reversal of 50203243563 is 36534230205.

It is not a de Polignac number, because 50203243563 - 2¹ = 50203243561 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (50203243561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40033858 + ... + 40035111.

It is an arithmetic number, because the mean of its divisors is an integer number (4804138200).

Almost surely, 2^50203243563 is an apocalyptic number.

50203243563 is a deficient number, since it is larger than the sum of its proper divisors (26662967637).

50203243563 is a wasteful number, since it uses less digits than its factorization.

50203243563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80069002.

The product of its (nonzero) digits is 64800, while the sum is 33.

Adding to 50203243563 its reverse (36534230205), we get a palindrome (86737473768).

The spelling of 50203243563 in words is "fifty billion, two hundred three million, two hundred forty-three thousand, five hundred sixty-three".