224402402444 has 24 divisors (see below), whose sum is σ = 429187821888. Its totient is φ = 101814607440.

The previous prime is 224402402437. The next prime is 224402402461. The reversal of 224402402444 is 444204204422.

It is a self number, because there is not a number n which added to its sum of digits gives 224402402444.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4637774 + ... + 4685909.

It is an arithmetic number, because the mean of its divisors is an integer number (17882825912).

Almost surely, 2^224402402444 is an apocalyptic number.

It is an amenable number.

224402402444 is a deficient number, since it is larger than the sum of its proper divisors (204785419444).

224402402444 is a wasteful number, since it uses less digits than its factorization.

224402402444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9324245 (or 9324243 counting only the distinct ones).

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

Adding to 224402402444 its reverse (444204204422), we get a palindrome (668606606866).

The spelling of 224402402444 in words is "two hundred twenty-four billion, four hundred two million, four hundred two thousand, four hundred forty-four".