50238865445 has 4 divisors (see below), whose sum is σ = 60286638540. Its totient is φ = 40191092352.

The previous prime is 50238865441. The next prime is 50238865451. The reversal of 50238865445 is 54456883205.

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

It can be written as a sum of positive squares in 2 ways, for example, as 19590761089 + 30648104356 = 139967^2 + 175066^2 .

It is a cyclic number.

It is not a de Polignac number, because 50238865445 - 2² = 50238865441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50238865393 and 50238865402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50238865441) 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, 5023886540 + ... + 5023886549.

It is an arithmetic number, because the mean of its divisors is an integer number (15071659635).

Almost surely, 2^50238865445 is an apocalyptic number.

It is an amenable number.

50238865445 is a deficient number, since it is larger than the sum of its proper divisors (10047773095).

50238865445 is a wasteful number, since it uses less digits than its factorization.

50238865445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10047773094.

The product of its (nonzero) digits is 4608000, while the sum is 50.

The spelling of 50238865445 in words is "fifty billion, two hundred thirty-eight million, eight hundred sixty-five thousand, four hundred forty-five".