448466066128 has 40 divisors (see below), whose sum is σ = 879578078400. Its totient is φ = 221479444224.

The previous prime is 448466066101. The next prime is 448466066143. The reversal of 448466066128 is 821660664844.

It is a super-2 number, since 2×448466066128² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5963868 + ... + 6038596.

It is an arithmetic number, because the mean of its divisors is an integer number (21989451960).

Almost surely, 2^448466066128 is an apocalyptic number.

It is an amenable number.

448466066128 is a deficient number, since it is larger than the sum of its proper divisors (431112012272).

448466066128 is a wasteful number, since it uses less digits than its factorization.

448466066128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79339 (or 79333 counting only the distinct ones).

The product of its (nonzero) digits is 10616832, while the sum is 55.

The spelling of 448466066128 in words is "four hundred forty-eight billion, four hundred sixty-six million, sixty-six thousand, one hundred twenty-eight".