450304421215 has 8 divisors (see below), whose sum is σ = 589489424208. Its totient is φ = 327494124480.

The previous prime is 450304421173. The next prime is 450304421219. The reversal of 450304421215 is 512124403054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 450304421215 - 2⁷ = 450304421087 is a prime.

It is a super-2 number, since 2×450304421215² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450304421219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4093676502 + ... + 4093676611.

It is an arithmetic number, because the mean of its divisors is an integer number (73686178026).

Almost surely, 2^450304421215 is an apocalyptic number.

450304421215 is a deficient number, since it is larger than the sum of its proper divisors (139185002993).

450304421215 is a wasteful number, since it uses less digits than its factorization.

450304421215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8187353129.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 450304421215 its reverse (512124403054), we get a palindrome (962428824269).

The spelling of 450304421215 in words is "four hundred fifty billion, three hundred four million, four hundred twenty-one thousand, two hundred fifteen".