4424643500420 has 192 divisors, whose sum is σ = 10990609846272. Its totient is φ = 1475083968000.

The previous prime is 4424643500341. The next prime is 4424643500447. The reversal of 4424643500420 is 240053464244.

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 63 ways as a sum of consecutive naturals, for example, 721680755 + ... + 721686885.

It is an arithmetic number, because the mean of its divisors is an integer number (57242759616).

Almost surely, 2^{4424643500420} 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 4424643500420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5495304923136).

4424643500420 is an abundant number, since it is smaller than the sum of its proper divisors (6565966345852).

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

4424643500420 is a wasteful number, since it uses less digits than its factorization.

4424643500420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7842 (or 7840 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 38.

Adding to 4424643500420 its reverse (240053464244), we get a palindrome (4664696964664).

The spelling of 4424643500420 in words is "four trillion, four hundred twenty-four billion, six hundred forty-three million, five hundred thousand, four hundred twenty".