448381498624 has 72 divisors (see below), whose sum is σ = 951626551680. Its totient is φ = 210119712768.

The previous prime is 448381498619. The next prime is 448381498627. The reversal of 448381498624 is 426894183844.

It is a super-2 number, since 2×448381498624² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448381498627) by changing a digit.

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, 824587 + ... + 1255669.

It is an arithmetic number, because the mean of its divisors is an integer number (13217035440).

Almost surely, 2^448381498624 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 448381498624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (475813275840).

448381498624 is an abundant number, since it is smaller than the sum of its proper divisors (503245053056).

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

448381498624 is a wasteful number, since it uses less digits than its factorization.

448381498624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431355 (or 431341 counting only the distinct ones).

The product of its digits is 42467328, while the sum is 61.

The spelling of 448381498624 in words is "four hundred forty-eight billion, three hundred eighty-one million, four hundred ninety-eight thousand, six hundred twenty-four".