441554385121 has 8 divisors (see below), whose sum is σ = 443994744384. Its totient is φ = 439117306320.

The previous prime is 441554385113. The next prime is 441554385131. The reversal of 441554385121 is 121583455144.

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 441554385121 - 2³ = 441554385113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (441554385131) 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, 549925 + ... + 1088818.

It is an arithmetic number, because the mean of its divisors is an integer number (55499343048).

Almost surely, 2^441554385121 is an apocalyptic number.

It is an amenable number.

441554385121 is a deficient number, since it is larger than the sum of its proper divisors (2440359263).

441554385121 is a wasteful number, since it uses less digits than its factorization.

441554385121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1640231.

The product of its digits is 384000, while the sum is 43.

The spelling of 441554385121 in words is "four hundred forty-one billion, five hundred fifty-four million, three hundred eighty-five thousand, one hundred twenty-one".