448284404263 has 16 divisors (see below), whose sum is σ = 478063969920. Its totient is φ = 418890528256.

The previous prime is 448284404261. The next prime is 448284404273. The reversal of 448284404263 is 362404482844.

It is a cyclic number.

It is not a de Polignac number, because 448284404263 - 2¹ = 448284404261 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 (448284404261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2008581 + ... + 2220577.

It is an arithmetic number, because the mean of its divisors is an integer number (29878998120).

Almost surely, 2^448284404263 is an apocalyptic number.

448284404263 is a deficient number, since it is larger than the sum of its proper divisors (29779565657).

448284404263 is a wasteful number, since it uses less digits than its factorization.

448284404263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212906.

The product of its (nonzero) digits is 4718592, while the sum is 49.

The spelling of 448284404263 in words is "four hundred forty-eight billion, two hundred eighty-four million, four hundred four thousand, two hundred sixty-three".