450150443530221 has 16 divisors (see below), whose sum is σ = 709596758275200. Its totient is φ = 248358865395648.

The previous prime is 450150443530219. The next prime is 450150443530231. The reversal of 450150443530221 is 122035344051054.

It is not a de Polignac number, because 450150443530221 - 2¹ = 450150443530219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 450150443530221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450150443530231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 369581644326 + ... + 369581645543.

It is an arithmetic number, because the mean of its divisors is an integer number (44349797392200).

Almost surely, 2^{450150443530221} is an apocalyptic number.

It is an amenable number.

450150443530221 is a deficient number, since it is larger than the sum of its proper divisors (259446314744979).

450150443530221 is a wasteful number, since it uses less digits than its factorization.

450150443530221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739163289908.

The product of its (nonzero) digits is 288000, while the sum is 39.

Adding to 450150443530221 its reverse (122035344051054), we get a palindrome (572185787581275).

The spelling of 450150443530221 in words is "four hundred fifty trillion, one hundred fifty billion, four hundred forty-three million, five hundred thirty thousand, two hundred twenty-one".