50441354021 has 6 divisors (see below), whose sum is σ = 50806871622. Its totient is φ = 50078447400.

The previous prime is 50441354017. The next prime is 50441354081. The reversal of 50441354021 is 12045314405.

It can be written as a sum of positive squares in only one way, i.e., 47867313796 + 2574040225 = 218786^2 + 50735^2 .

It is not a de Polignac number, because 50441354021 - 2² = 50441354017 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 (50441354011) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1286030 + ... + 1324671.

It is an arithmetic number, because the mean of its divisors is an integer number (8467811937).

Almost surely, 2^50441354021 is an apocalyptic number.

It is an amenable number.

50441354021 is a deficient number, since it is larger than the sum of its proper divisors (365517601).

50441354021 is an equidigital number, since it uses as much as digits as its factorization.

50441354021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2610979 (or 2610840 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 50441354021 its reverse (12045314405), we get a palindrome (62486668426).

The spelling of 50441354021 in words is "fifty billion, four hundred forty-one million, three hundred fifty-four thousand, twenty-one".