449085577 has 4 divisors (see below), whose sum is σ = 472721680. Its totient is φ = 425449476.

The previous prime is 449085569. The next prime is 449085607. The reversal of 449085577 is 775580944.

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 449085577 - 2³ = 449085569 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 449085577.

It is not an unprimeable number, because it can be changed into a prime (449085877) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11818023 + ... + 11818060.

It is an arithmetic number, because the mean of its divisors is an integer number (118180420).

Almost surely, 2^449085577 is an apocalyptic number.

It is an amenable number.

449085577 is a deficient number, since it is larger than the sum of its proper divisors (23636103).

449085577 is a wasteful number, since it uses less digits than its factorization.

449085577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23636102.

The product of its (nonzero) digits is 1411200, while the sum is 49.

The square root of 449085577 is about 21191.6393183727. The cubic root of 449085577 is about 765.7900204328.

The spelling of 449085577 in words is "four hundred forty-nine million, eighty-five thousand, five hundred seventy-seven".