450642402212201 has 4 divisors (see below), whose sum is σ = 450670703578512. Its totient is φ = 450614100845892.

The previous prime is 450642402212183. The next prime is 450642402212209. The reversal of 450642402212201 is 102212204246054.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 450642402212201 - 2⁶ = 450642402212137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (450642402212209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14150659271 + ... + 14150691116.

It is an arithmetic number, because the mean of its divisors is an integer number (112667675894628).

Almost surely, 2^{450642402212201} is an apocalyptic number.

It is an amenable number.

450642402212201 is a deficient number, since it is larger than the sum of its proper divisors (28301366311).

450642402212201 is a wasteful number, since it uses less digits than its factorization.

450642402212201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28301366310.

The product of its (nonzero) digits is 61440, while the sum is 35.

Adding to 450642402212201 its reverse (102212204246054), we get a palindrome (552854606458255).

The spelling of 450642402212201 in words is "four hundred fifty trillion, six hundred forty-two billion, four hundred two million, two hundred twelve thousand, two hundred one".