449371885404 has 48 divisors (see below), whose sum is σ = 1159709579168. Its totient is φ = 134531290368.

The previous prime is 449371885393. The next prime is 449371885421. The reversal of 449371885404 is 404588173944.

It is a congruent number.

It is an unprimeable number.

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, 38921107 + ... + 38932650.

Almost surely, 2^449371885404 is an apocalyptic number.

It is an amenable number.

449371885404 is an abundant number, since it is smaller than the sum of its proper divisors (710337693764).

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

449371885404 is a wasteful number, since it uses less digits than its factorization.

449371885404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77853814 (or 77853812 counting only the distinct ones).

The product of its (nonzero) digits is 15482880, while the sum is 57.

The spelling of 449371885404 in words is "four hundred forty-nine billion, three hundred seventy-one million, eight hundred eighty-five thousand, four hundred four".