4454244243505 has 24 divisors (see below), whose sum is σ = 6583512026088. Its totient is φ = 2874671912448.

The previous prime is 4454244243503. The next prime is 4454244243509. The reversal of 4454244243505 is 5053424424544.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 532351181376 + 3921893062129 = 729624^2 + 1980377^2 .

It is not a de Polignac number, because 4454244243505 - 2¹ = 4454244243503 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4454244243503) 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 23 ways as a sum of consecutive naturals, for example, 534719034 + ... + 534727363.

It is an arithmetic number, because the mean of its divisors is an integer number (274313001087).

Almost surely, 2^{4454244243505} is an apocalyptic number.

It is an amenable number.

4454244243505 is a deficient number, since it is larger than the sum of its proper divisors (2129267782583).

4454244243505 is a wasteful number, since it uses less digits than its factorization.

4454244243505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069446433 (or 1069446426 counting only the distinct ones).

The product of its (nonzero) digits is 6144000, while the sum is 46.

The spelling of 4454244243505 in words is "four trillion, four hundred fifty-four billion, two hundred forty-four million, two hundred forty-three thousand, five hundred five".