449538159 has 16 divisors (see below), whose sum is σ = 690243840. Its totient is φ = 254916480.

The previous prime is 449538149. The next prime is 449538163. The reversal of 449538159 is 951835944.

It is not a de Polignac number, because 449538159 - 2¹⁵ = 449505391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449538139) 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 15 ways as a sum of consecutive naturals, for example, 78954 + ... + 84455.

It is an arithmetic number, because the mean of its divisors is an integer number (43140240).

Almost surely, 2^449538159 is an apocalyptic number.

449538159 is a deficient number, since it is larger than the sum of its proper divisors (240705681).

449538159 is a wasteful number, since it uses less digits than its factorization.

449538159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163550.

The product of its digits is 777600, while the sum is 48.

The square root of 449538159 is about 21202.3149443640. The cubic root of 449538159 is about 766.0471847944.

The spelling of 449538159 in words is "four hundred forty-nine million, five hundred thirty-eight thousand, one hundred fifty-nine".