449216016 has 20 divisors (see below), whose sum is σ = 1160474832. Its totient is φ = 149738656.

The previous prime is 449215999. The next prime is 449216023. The reversal of 449216016 is 610612944.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4679286 + ... + 4679381.

Almost surely, 2^449216016 is an apocalyptic number.

It is an amenable number.

449216016 is an abundant number, since it is smaller than the sum of its proper divisors (711258816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

449216016 is a wasteful number, since it uses less digits than its factorization.

449216016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9358678 (or 9358672 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 449216016 is about 21194.7167001590. The cubic root of 449216016 is about 765.8641556831.

The spelling of 449216016 in words is "four hundred forty-nine million, two hundred sixteen thousand, sixteen".