450646002249 has 4 divisors (see below), whose sum is σ = 600861336336. Its totient is φ = 300430668164.

The previous prime is 450646002221. The next prime is 450646002259. The reversal of 450646002249 is 942200646054.

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 450646002249 - 2⁹ = 450646001737 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 450646002249.

It is not an unprimeable number, because it can be changed into a prime (450646002259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75107667039 + ... + 75107667044.

It is an arithmetic number, because the mean of its divisors is an integer number (150215334084).

Almost surely, 2^450646002249 is an apocalyptic number.

It is an amenable number.

450646002249 is a deficient number, since it is larger than the sum of its proper divisors (150215334087).

450646002249 is a wasteful number, since it uses less digits than its factorization.

450646002249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150215334086.

The product of its (nonzero) digits is 414720, while the sum is 42.

The spelling of 450646002249 in words is "four hundred fifty billion, six hundred forty-six million, two thousand, two hundred forty-nine".