449069004517 has 4 divisors (see below), whose sum is σ = 513221719456. Its totient is φ = 384916289580.

The previous prime is 449069004493. The next prime is 449069004529. The reversal of 449069004517 is 715400960944.

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 a de Polignac number, because none of the positive numbers 2^k-449069004517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449069004577) 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, 32076357459 + ... + 32076357472.

It is an arithmetic number, because the mean of its divisors is an integer number (128305429864).

Almost surely, 2^449069004517 is an apocalyptic number.

It is an amenable number.

449069004517 is a deficient number, since it is larger than the sum of its proper divisors (64152714939).

449069004517 is an equidigital number, since it uses as much as digits as its factorization.

449069004517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64152714938.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The spelling of 449069004517 in words is "four hundred forty-nine billion, sixty-nine million, four thousand, five hundred seventeen".