449023910349 has 16 divisors (see below), whose sum is σ = 724475553408. Its totient is φ = 241491850752.

The previous prime is 449023910347. The next prime is 449023910381. The reversal of 449023910349 is 943019320944.

It is not a de Polignac number, because 449023910349 - 2¹ = 449023910347 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 449023910298 and 449023910307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449023910347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 628884672 + ... + 628885385.

It is an arithmetic number, because the mean of its divisors is an integer number (45279722088).

Almost surely, 2^449023910349 is an apocalyptic number.

It is an amenable number.

449023910349 is a deficient number, since it is larger than the sum of its proper divisors (275451643059).

449023910349 is a wasteful number, since it uses less digits than its factorization.

449023910349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1257770084.

The product of its (nonzero) digits is 839808, while the sum is 48.

The spelling of 449023910349 in words is "four hundred forty-nine billion, twenty-three million, nine hundred ten thousand, three hundred forty-nine".