4244424024420 has 72 divisors (see below), whose sum is σ = 12908723405760. Its totient is φ = 1128859986240.

The previous prime is 4244424024409. The next prime is 4244424024433. The reversal of 4244424024420 is 244204244424.

4244424024420 is a `hidden beast` number, since 4 + 244 + 4 + 2 + 402 + 4 + 4 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31040136 + ... + 31176575.

It is an arithmetic number, because the mean of its divisors is an integer number (179287825080).

Almost surely, 2^{4244424024420} is an apocalyptic number.

It is an amenable number.

4244424024420 is an abundant number, since it is smaller than the sum of its proper divisors (8664299381340).

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

4244424024420 is a wasteful number, since it uses less digits than its factorization.

4244424024420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62217105 (or 62217100 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 36.

Adding to 4244424024420 its reverse (244204244424), we get a palindrome (4488628268844).

The spelling of 4244424024420 in words is "four trillion, two hundred forty-four billion, four hundred twenty-four million, twenty-four thousand, four hundred twenty".