450565049 has 4 divisors (see below), whose sum is σ = 491525520. Its totient is φ = 409604580.

The previous prime is 450565039. The next prime is 450565061. The reversal of 450565049 is 940565054.

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 not a de Polignac number, because 450565049 - 2¹² = 450560953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (450565019) 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, 20480219 + ... + 20480240.

It is an arithmetic number, because the mean of its divisors is an integer number (122881380).

Almost surely, 2^450565049 is an apocalyptic number.

It is an amenable number.

450565049 is a deficient number, since it is larger than the sum of its proper divisors (40960471).

450565049 is a wasteful number, since it uses less digits than its factorization.

450565049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40960470.

The product of its (nonzero) digits is 108000, while the sum is 38.

The square root of 450565049 is about 21226.5175900335. The cubic root of 450565049 is about 766.6300407414.

It can be divided in two parts, 45056 and 5049, that added together give a palindrome (50105).

The spelling of 450565049 in words is "four hundred fifty million, five hundred sixty-five thousand, forty-nine".