450065060221 has 24 divisors (see below), whose sum is σ = 529791269760. Its totient is φ = 381173550912.

The previous prime is 450065060191. The next prime is 450065060227. The reversal of 450065060221 is 122060560054.

It is not a de Polignac number, because 450065060221 - 2¹⁹ = 450064535933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450065060227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6450106 + ... + 6519508.

It is an arithmetic number, because the mean of its divisors is an integer number (22074636240).

Almost surely, 2^450065060221 is an apocalyptic number.

It is an amenable number.

450065060221 is a deficient number, since it is larger than the sum of its proper divisors (79726209539).

450065060221 is a wasteful number, since it uses less digits than its factorization.

450065060221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70993 (or 70986 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 450065060221 in words is "four hundred fifty billion, sixty-five million, sixty thousand, two hundred twenty-one".