404241402212 has 12 divisors (see below), whose sum is σ = 711126237696. Its totient is φ = 201062477160.

The previous prime is 404241402193. The next prime is 404241402217. The reversal of 404241402212 is 212204142404.

It is a happy number.

It is a super-2 number, since 2×404241402212² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (404241402217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264555128 + ... + 264556655.

It is an arithmetic number, because the mean of its divisors is an integer number (59260519808).

Almost surely, 2^404241402212 is an apocalyptic number.

It is an amenable number.

404241402212 is a deficient number, since it is larger than the sum of its proper divisors (306884835484).

404241402212 is a wasteful number, since it uses less digits than its factorization.

404241402212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529111978 (or 529111976 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 404241402212 its reverse (212204142404), we get a palindrome (616445544616).

The spelling of 404241402212 in words is "four hundred four billion, two hundred forty-one million, four hundred two thousand, two hundred twelve".