44440313022221 has 8 divisors (see below), whose sum is σ = 45193270497984. Its totient is φ = 43689992876640.

The previous prime is 44440313022181. The next prime is 44440313022229. The reversal of 44440313022221 is 12222031304444.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-44440313022221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44440313022229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 659298560 + ... + 659365961.

It is an arithmetic number, because the mean of its divisors is an integer number (5649158812248).

Almost surely, 2^{44440313022221} is an apocalyptic number.

It is an amenable number.

44440313022221 is a deficient number, since it is larger than the sum of its proper divisors (752957475763).

44440313022221 is a wasteful number, since it uses less digits than its factorization.

44440313022221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1318665091.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 44440313022221 its reverse (12222031304444), we get a palindrome (56662344326665).

The spelling of 44440313022221 in words is "forty-four trillion, four hundred forty billion, three hundred thirteen million, twenty-two thousand, two hundred twenty-one".