250042424450321 has 2 divisors, whose sum is σ = 250042424450322. Its totient is φ = 250042424450320.

The previous prime is 250042424450267. The next prime is 250042424450363. The reversal of 250042424450321 is 123054424240052.

250042424450321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 143829530481025 + 106212893969296 = 11992895^2 + 10305964^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-250042424450321 is a prime.

It is not a weakly prime, because it can be changed into another prime (250042424450381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125021212225160 + 125021212225161.

It is an arithmetic number, because the mean of its divisors is an integer number (125021212225161).

Almost surely, 2^{250042424450321} is an apocalyptic number.

It is an amenable number.

250042424450321 is a deficient number, since it is larger than the sum of its proper divisors (1).

250042424450321 is an equidigital number, since it uses as much as digits as its factorization.

250042424450321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 307200, while the sum is 38.

Adding to 250042424450321 its reverse (123054424240052), we get a palindrome (373096848690373).

The spelling of 250042424450321 in words is "two hundred fifty trillion, forty-two billion, four hundred twenty-four million, four hundred fifty thousand, three hundred twenty-one".