224124040420 has 96 divisors (see below), whose sum is σ = 542240391168. Its totient is φ = 76224627072.

The previous prime is 224124040397. The next prime is 224124040429. The reversal of 224124040420 is 24040421422.

It is not an unprimeable number, because it can be changed into a prime (224124040429) 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, 8822577 + ... + 8847943.

It is an arithmetic number, because the mean of its divisors is an integer number (5648337408).

Almost surely, 2^224124040420 is an apocalyptic number.

224124040420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 224124040420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271120195584).

224124040420 is an abundant number, since it is smaller than the sum of its proper divisors (318116350748).

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

224124040420 is a wasteful number, since it uses less digits than its factorization.

224124040420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25889 (or 25887 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 224124040420 its reverse (24040421422), we get a palindrome (248164461842).

The spelling of 224124040420 in words is "two hundred twenty-four billion, one hundred twenty-four million, forty thousand, four hundred twenty".