50500553458403 has 4 divisors (see below), whose sum is σ = 50500635747000. Its totient is φ = 50500471169808.

The previous prime is 50500553458343. The next prime is 50500553458447. The reversal of 50500553458403 is 30485435500505.

It is a happy number.

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 50500553458403 - 2¹⁸ = 50500553196259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50500553458463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40216778 + ... + 41453471.

It is an arithmetic number, because the mean of its divisors is an integer number (12625158936750).

Almost surely, 2^{50500553458403} is an apocalyptic number.

50500553458403 is a deficient number, since it is larger than the sum of its proper divisors (82288597).

50500553458403 is an equidigital number, since it uses as much as digits as its factorization.

50500553458403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82288596.

The product of its (nonzero) digits is 3600000, while the sum is 47.

Adding to 50500553458403 its reverse (30485435500505), we get a palindrome (80985988958908).

The spelling of 50500553458403 in words is "fifty trillion, five hundred billion, five hundred fifty-three million, four hundred fifty-eight thousand, four hundred three".