404444040004 has 24 divisors (see below), whose sum is σ = 724871480256. Its totient is φ = 197388516000.

The previous prime is 404444039981. The next prime is 404444040041. The reversal of 404444040004 is 400040444404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6294592 + ... + 6358519.

It is an arithmetic number, because the mean of its divisors is an integer number (30202978344).

Almost surely, 2^404444040004 is an apocalyptic number.

It is an amenable number.

404444040004 is a deficient number, since it is larger than the sum of its proper divisors (320427440252).

404444040004 is a wasteful number, since it uses less digits than its factorization.

404444040004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12653307 (or 12653305 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 404444040004 its reverse (400040444404), we get a palindrome (804484484408).

The spelling of 404444040004 in words is "four hundred four billion, four hundred forty-four million, forty thousand, four".