224442002444 has 96 divisors (see below), whose sum is σ = 464641132032. Its totient is φ = 93726080000.

The previous prime is 224442002423. The next prime is 224442002471. The reversal of 224442002444 is 444200244422.

It is a super-2 number, since 2×224442002444² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 224442002444.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5342987 + ... + 5384829.

It is an arithmetic number, because the mean of its divisors is an integer number (4840011792).

Almost surely, 2^224442002444 is an apocalyptic number.

It is an amenable number.

224442002444 is an abundant number, since it is smaller than the sum of its proper divisors (240199129588).

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

224442002444 is a wasteful number, since it uses less digits than its factorization.

224442002444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42047 (or 42045 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 224442002444 its reverse (444200244422), we get a palindrome (668642246866).

The spelling of 224442002444 in words is "two hundred twenty-four billion, four hundred forty-two million, two thousand, four hundred forty-four".