4144324420 has 48 divisors (see below), whose sum is σ = 8784882288. Its totient is φ = 1642222080.

The previous prime is 4144324417. The next prime is 4144324439. The reversal of 4144324420 is 244234414.

It can be written as a sum of positive squares in 8 ways, for example, as 832091716 + 3312232704 = 28846^2 + 57552^2 .

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1000674 + ... + 1004806.

It is an arithmetic number, because the mean of its divisors is an integer number (183018381).

Almost surely, 2^4144324420 is an apocalyptic number.

It is an amenable number.

4144324420 is an abundant number, since it is smaller than the sum of its proper divisors (4640557868).

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

4144324420 is a wasteful number, since it uses less digits than its factorization.

4144324420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4600 (or 4598 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

The square root of 4144324420 is about 64376.4275181529. The cubic root of 4144324420 is about 1606.2676579183.

Adding to 4144324420 its reverse (244234414), we get a palindrome (4388558834).

The spelling of 4144324420 in words is "four billion, one hundred forty-four million, three hundred twenty-four thousand, four hundred twenty".