448309666468164 has 12 divisors (see below), whose sum is σ = 1046055888425744. Its totient is φ = 149436555489384.

The previous prime is 448309666468133. The next prime is 448309666468211. The reversal of 448309666468164 is 461864666903844.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (75) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18679569436162 + ... + 18679569436185.

Almost surely, 2^{448309666468164} is an apocalyptic number.

It is an amenable number.

448309666468164 is an abundant number, since it is smaller than the sum of its proper divisors (597746221957580).

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

448309666468164 is a wasteful number, since it uses less digits than its factorization.

448309666468164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37359138872354 (or 37359138872352 counting only the distinct ones).

The product of its (nonzero) digits is 3439853568, while the sum is 75.

The spelling of 448309666468164 in words is "four hundred forty-eight trillion, three hundred nine billion, six hundred sixty-six million, four hundred sixty-eight thousand, one hundred sixty-four".