404488808004 has 24 divisors (see below), whose sum is σ = 943862018848. Its totient is φ = 134821774080.

The previous prime is 404488807993. The next prime is 404488808023. The reversal of 404488808004 is 400808884404.

It is a happy number.

It is a super-2 number, since 2×404488808004² (a number of 24 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 761362 + ... + 1178409.

Almost surely, 2^404488808004 is an apocalyptic number.

It is an amenable number.

404488808004 is an abundant number, since it is smaller than the sum of its proper divisors (539373210844).

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

404488808004 is a wasteful number, since it uses less digits than its factorization.

404488808004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1957155 (or 1957153 counting only the distinct ones).

The product of its (nonzero) digits is 1048576, while the sum is 48.

The spelling of 404488808004 in words is "four hundred four billion, four hundred eighty-eight million, eight hundred eight thousand, four".