4426520220024 has 128 divisors (see below), whose sum is σ = 12832480896000. Its totient is φ = 1246224559104.

The previous prime is 4426520219993. The next prime is 4426520220029. The reversal of 4426520220024 is 4200220256244.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4426520220029) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12941397 + ... + 13279035.

It is an arithmetic number, because the mean of its divisors is an integer number (100253757000).

Almost surely, 2^{4426520220024} 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 4426520220024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6416240448000).

4426520220024 is an abundant number, since it is smaller than the sum of its proper divisors (8405960675976).

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

4426520220024 is a wasteful number, since it uses less digits than its factorization.

4426520220024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338797 (or 338793 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 33.

Adding to 4426520220024 its reverse (4200220256244), we get a palindrome (8626740476268).

The spelling of 4426520220024 in words is "four trillion, four hundred twenty-six billion, five hundred twenty million, two hundred twenty thousand, twenty-four".