404664444342 has 48 divisors (see below), whose sum is σ = 898023263280. Its totient is φ = 131655813696.

The previous prime is 404664444341. The next prime is 404664444347. The reversal of 404664444342 is 243444466404.

It is a super-3 number, since 3×404664444342³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404664444341) 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 23 ways as a sum of consecutive naturals, for example, 1407733 + ... + 1670640.

It is an arithmetic number, because the mean of its divisors is an integer number (18708817985).

Almost surely, 2^404664444342 is an apocalyptic number.

404664444342 is an abundant number, since it is smaller than the sum of its proper divisors (493358818938).

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

404664444342 is a wasteful number, since it uses less digits than its factorization.

404664444342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3078557 (or 3078554 counting only the distinct ones).

The product of its (nonzero) digits is 3538944, while the sum is 45.

The spelling of 404664444342 in words is "four hundred four billion, six hundred sixty-four million, four hundred forty-four thousand, three hundred forty-two".