448323445020 has 96 divisors (see below), whose sum is σ = 1369586050560. Its totient is φ = 108671637760.

The previous prime is 448323444979. The next prime is 448323445033. The reversal of 448323445020 is 20544323844.

It is a super-2 number, since 2×448323445020² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 448323445020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6315886 + ... + 6386474.

It is an arithmetic number, because the mean of its divisors is an integer number (14266521360).

Almost surely, 2^448323445020 is an apocalyptic number.

It is an amenable number.

448323445020 is an abundant number, since it is smaller than the sum of its proper divisors (921262605540).

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

448323445020 is a wasteful number, since it uses less digits than its factorization.

448323445020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80235 (or 80233 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 39.

Adding to 448323445020 its reverse (20544323844), we get a palindrome (468867768864).

It can be divided in two parts, 4483234 and 45020, that added together give a palindrome (4528254).

The spelling of 448323445020 in words is "four hundred forty-eight billion, three hundred twenty-three million, four hundred forty-five thousand, twenty".