449345163 has 8 divisors (see below), whose sum is σ = 599717776. Its totient is φ = 299268000.

The previous prime is 449345129. The next prime is 449345167. The reversal of 449345163 is 361543944.

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

It is not a de Polignac number, because 449345163 - 2¹⁴ = 449328779 is a prime.

It is a super-2 number, since 2×449345163² = 403822151022993138, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (449345167) 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, 70288 + ... + 76413.

It is an arithmetic number, because the mean of its divisors is an integer number (74964722).

Almost surely, 2^449345163 is an apocalyptic number.

449345163 is a deficient number, since it is larger than the sum of its proper divisors (150372613).

449345163 is a wasteful number, since it uses less digits than its factorization.

449345163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147725.

The product of its digits is 155520, while the sum is 39.

The square root of 449345163 is about 21197.7631602959. The cubic root of 449345163 is about 765.9375424855.

The spelling of 449345163 in words is "four hundred forty-nine million, three hundred forty-five thousand, one hundred sixty-three".