4404455434221 has 8 divisors (see below), whose sum is σ = 5872625821920. Its totient is φ = 2936294334672.

The previous prime is 4404455434219. The next prime is 4404455434261. The reversal of 4404455434221 is 1224345544044.

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

It is not a de Polignac number, because 4404455434221 - 2¹ = 4404455434219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4404455434261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1127826 + ... + 3175043.

It is an arithmetic number, because the mean of its divisors is an integer number (734078227740).

Almost surely, 2^{4404455434221} is an apocalyptic number.

It is an amenable number.

4404455434221 is a deficient number, since it is larger than the sum of its proper divisors (1468170387699).

4404455434221 is a wasteful number, since it uses less digits than its factorization.

4404455434221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4644075.

The product of its (nonzero) digits is 1228800, while the sum is 42.

The spelling of 4404455434221 in words is "four trillion, four hundred four billion, four hundred fifty-five million, four hundred thirty-four thousand, two hundred twenty-one".