449030258879 has 4 divisors (see below), whose sum is σ = 449031661176. Its totient is φ = 449028856584.

The previous prime is 449030258867. The next prime is 449030258881. The reversal of 449030258879 is 978852030944.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-449030258879 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 (449030258849) 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, 41057 + ... + 948549.

It is an arithmetic number, because the mean of its divisors is an integer number (112257915294).

Almost surely, 2^449030258879 is an apocalyptic number.

449030258879 is a deficient number, since it is larger than the sum of its proper divisors (1402297).

449030258879 is an equidigital number, since it uses as much as digits as its factorization.

449030258879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1402296.

The product of its (nonzero) digits is 17418240, while the sum is 59.

The spelling of 449030258879 in words is "four hundred forty-nine billion, thirty million, two hundred fifty-eight thousand, eight hundred seventy-nine".