4451824442 has 16 divisors (see below), whose sum is σ = 7614433512. Its totient is φ = 1933824000.

The previous prime is 4451824441. The next prime is 4451824513. The reversal of 4451824442 is 2444281544.

It can be written as a sum of positive squares in 4 ways, for example, as 3016096561 + 1435727881 = 54919^2 + 37891^2 .

It is a super-2 number, since 2×4451824442² = 39637481724777222728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4451824396 and 4451824405.

It is not an unprimeable number, because it can be changed into a prime (4451824441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5035559 + ... + 5036442.

Almost surely, 2^4451824442 is an apocalyptic number.

4451824442 is a deficient number, since it is larger than the sum of its proper divisors (3162609070).

4451824442 is a wasteful number, since it uses less digits than its factorization.

4451824442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10072033.

The product of its digits is 163840, while the sum is 38.

The square root of 4451824442 is about 66721.9936902368. The cubic root of 4451824442 is about 1645.0509116026.

The spelling of 4451824442 in words is "four billion, four hundred fifty-one million, eight hundred twenty-four thousand, four hundred forty-two".