44221421553503 has 8 divisors (see below), whose sum is σ = 45252088777728. Its totient is φ = 43194495409144.

The previous prime is 44221421553481. The next prime is 44221421553583. The reversal of 44221421553503 is 30535512412244.

44221421553503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 44221421553503 - 2²⁸ = 44221153118047 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 (44221421553583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 935246051 + ... + 935293332.

It is an arithmetic number, because the mean of its divisors is an integer number (5656511097216).

Almost surely, 2^{44221421553503} is an apocalyptic number.

44221421553503 is a deficient number, since it is larger than the sum of its proper divisors (1030667224225).

44221421553503 is a wasteful number, since it uses less digits than its factorization.

44221421553503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1870539933.

The product of its (nonzero) digits is 576000, while the sum is 41.

Adding to 44221421553503 its reverse (30535512412244), we get a palindrome (74756933965747).

The spelling of 44221421553503 in words is "forty-four trillion, two hundred twenty-one billion, four hundred twenty-one million, five hundred fifty-three thousand, five hundred three".