450161041435321 has 2 divisors, whose sum is σ = 450161041435322. Its totient is φ = 450161041435320.

The previous prime is 450161041435229. The next prime is 450161041435331. The reversal of 450161041435321 is 123534140161054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 436460412973225 + 13700628462096 = 20891635^2 + 3701436^2 .

It is a cyclic number.

It is not a de Polignac number, because 450161041435321 - 2¹³ = 450161041427129 is a prime.

It is a super-4 number, since 4×450161041435321⁴ (a number of 60 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (450161041435331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225080520717660 + 225080520717661.

It is an arithmetic number, because the mean of its divisors is an integer number (225080520717661).

Almost surely, 2^{450161041435321} is an apocalyptic number.

It is an amenable number.

450161041435321 is a deficient number, since it is larger than the sum of its proper divisors (1).

450161041435321 is an equidigital number, since it uses as much as digits as its factorization.

450161041435321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172800, while the sum is 40.

Adding to 450161041435321 its reverse (123534140161054), we get a palindrome (573695181596375).

The spelling of 450161041435321 in words is "four hundred fifty trillion, one hundred sixty-one billion, forty-one million, four hundred thirty-five thousand, three hundred twenty-one".