404431240241 has 8 divisors (see below), whose sum is σ = 482303094144. Its totient is φ = 331583376960.

The previous prime is 404431240177. The next prime is 404431240243. The reversal of 404431240241 is 142042134404.

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 404431240241 - 2⁶ = 404431240177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404431240243) 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, 1255997480 + ... + 1255997801.

It is an arithmetic number, because the mean of its divisors is an integer number (60287886768).

Almost surely, 2^404431240241 is an apocalyptic number.

It is an amenable number.

404431240241 is a deficient number, since it is larger than the sum of its proper divisors (77871853903).

404431240241 is a wasteful number, since it uses less digits than its factorization.

404431240241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2511995311.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 404431240241 its reverse (142042134404), we get a palindrome (546473374645).

The spelling of 404431240241 in words is "four hundred four billion, four hundred thirty-one million, two hundred forty thousand, two hundred forty-one".