404344204434 has 48 divisors (see below), whose sum is σ = 927664889112. Its totient is φ = 126846011904.

The previous prime is 404344204403. The next prime is 404344204463. The reversal of 404344204434 is 434402443404.

404344204434 is a `hidden beast` number, since 404 + 3 + 4 + 4 + 204 + 43 + 4 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 296039369025 + 108304835409 = 544095^2 + 329097^2 .

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 9431872 + ... + 9474644.

Almost surely, 2^404344204434 is an apocalyptic number.

404344204434 is an abundant number, since it is smaller than the sum of its proper divisors (523320684678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404344204434 is a wasteful number, since it uses less digits than its factorization.

404344204434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73691 (or 73688 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 36.

Adding to 404344204434 its reverse (434402443404), we get a palindrome (838746647838).

The spelling of 404344204434 in words is "four hundred four billion, three hundred forty-four million, two hundred four thousand, four hundred thirty-four".