404403214442 has 16 divisors (see below), whose sum is σ = 653397622272. Its totient is φ = 187171192560.

The previous prime is 404403214427. The next prime is 404403214447. The reversal of 404403214442 is 244412304404.

It is a junction number, because it is equal to n+sod(n) for n = 404403214399 and 404403214408.

It is not an unprimeable number, because it can be changed into a prime (404403214447) 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 7 ways as a sum of consecutive naturals, for example, 141794933 + ... + 141797784.

It is an arithmetic number, because the mean of its divisors is an integer number (40837351392).

Almost surely, 2^404403214442 is an apocalyptic number.

404403214442 is a deficient number, since it is larger than the sum of its proper divisors (248994407830).

404403214442 is a wasteful number, since it uses less digits than its factorization.

404403214442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283592773.

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 404403214442 its reverse (244412304404), we get a palindrome (648815518846).

The spelling of 404403214442 in words is "four hundred four billion, four hundred three million, two hundred fourteen thousand, four hundred forty-two".