224051522005540 has 96 divisors (see below), whose sum is σ = 497215858728960. Its totient is φ = 84632811120000.

The previous prime is 224051522005513. The next prime is 224051522005541. The reversal of 224051522005540 is 45500225150422.

It is a self number, because there is not a number n which added to its sum of digits gives 224051522005540.

It is not an unprimeable number, because it can be changed into a prime (224051522005541) 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, 517665025 + ... + 518097655.

It is an arithmetic number, because the mean of its divisors is an integer number (5179331861760).

Almost surely, 2^{224051522005540} is an apocalyptic number.

224051522005540 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 224051522005540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (248607929364480).

224051522005540 is an abundant number, since it is smaller than the sum of its proper divisors (273164336723420).

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

224051522005540 is a wasteful number, since it uses less digits than its factorization.

224051522005540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446993 (or 446991 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 37.

Adding to 224051522005540 its reverse (45500225150422), we get a palindrome (269551747155962).

The spelling of 224051522005540 in words is "two hundred twenty-four trillion, fifty-one billion, five hundred twenty-two million, five thousand, five hundred forty".