44424210221 has 8 divisors (see below), whose sum is σ = 44981469984. Its totient is φ = 43870422960.

The previous prime is 44424210211. The next prime is 44424210227. The reversal of 44424210221 is 12201242444.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 44424210221 - 2⁶ = 44424210157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44424210227) 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, 842375 + ... + 893556.

It is an arithmetic number, because the mean of its divisors is an integer number (5622683748).

Almost surely, 2^44424210221 is an apocalyptic number.

It is an amenable number.

44424210221 is a deficient number, since it is larger than the sum of its proper divisors (557259763).

44424210221 is a wasteful number, since it uses less digits than its factorization.

44424210221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1736251.

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 44424210221 its reverse (12201242444), we get a palindrome (56625452665).

The spelling of 44424210221 in words is "forty-four billion, four hundred twenty-four million, two hundred ten thousand, two hundred twenty-one".