52224120424 has 96 divisors (see below), whose sum is σ = 114688742400. Its totient is φ = 22228819200.

The previous prime is 52224120419. The next prime is 52224120433. The reversal of 52224120424 is 42402142225.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 52224120392 and 52224120401.

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, 45372249 + ... + 45373399.

It is an arithmetic number, because the mean of its divisors is an integer number (1194674400).

Almost surely, 2^52224120424 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 52224120424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57344371200).

52224120424 is an abundant number, since it is smaller than the sum of its proper divisors (62464621976).

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

52224120424 is a wasteful number, since it uses less digits than its factorization.

52224120424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1863 (or 1852 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 28.

Adding to 52224120424 its reverse (42402142225), we get a palindrome (94626262649).

The spelling of 52224120424 in words is "fifty-two billion, two hundred twenty-four million, one hundred twenty thousand, four hundred twenty-four".