404440212120241 has 4 divisors (see below), whose sum is σ = 441207504131184. Its totient is φ = 367672920109300.

The previous prime is 404440212120209. The next prime is 404440212120251. The reversal of 404440212120241 is 142021212044404.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 404440212120241 - 2⁵ = 404440212120209 is a prime.

It is a super-3 number, since 3×404440212120241³ (a number of 45 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404440212120251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18383646005455 + ... + 18383646005476.

It is an arithmetic number, because the mean of its divisors is an integer number (110301876032796).

Almost surely, 2^{404440212120241} is an apocalyptic number.

It is an amenable number.

404440212120241 is a deficient number, since it is larger than the sum of its proper divisors (36767292010943).

404440212120241 is a wasteful number, since it uses less digits than its factorization.

404440212120241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36767292010942.

The product of its (nonzero) digits is 16384, while the sum is 31.

Adding to 404440212120241 its reverse (142021212044404), we get a palindrome (546461424164645).

The spelling of 404440212120241 in words is "four hundred four trillion, four hundred forty billion, two hundred twelve million, one hundred twenty thousand, two hundred forty-one".