441220320987 has 8 divisors (see below), whose sum is σ = 588308089920. Its totient is φ = 294139716360.

The previous prime is 441220320967. The next prime is 441220321039. The reversal of 441220320987 is 789023022144.

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

It is not a de Polignac number, because 441220320987 - 2¹¹ = 441220318939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (441220320967) 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, 1645689 + ... + 1894922.

It is an arithmetic number, because the mean of its divisors is an integer number (73538511240).

Almost surely, 2^441220320987 is an apocalyptic number.

441220320987 is a deficient number, since it is larger than the sum of its proper divisors (147087768933).

441220320987 is a wasteful number, since it uses less digits than its factorization.

441220320987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3582153.

The product of its (nonzero) digits is 193536, while the sum is 42.

The spelling of 441220320987 in words is "four hundred forty-one billion, two hundred twenty million, three hundred twenty thousand, nine hundred eighty-seven".