404880440408 has 32 divisors (see below), whose sum is σ = 788898960000. Its totient is φ = 194595041280.

The previous prime is 404880440401. The next prime is 404880440441. The reversal of 404880440408 is 804044088404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404880440401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5441513 + ... + 5515416.

It is an arithmetic number, because the mean of its divisors is an integer number (24653092500).

Almost surely, 2^404880440408 is an apocalyptic number.

It is an amenable number.

404880440408 is a deficient number, since it is larger than the sum of its proper divisors (384018519592).

404880440408 is a wasteful number, since it uses less digits than its factorization.

404880440408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10957115 (or 10957111 counting only the distinct ones).

The product of its (nonzero) digits is 524288, while the sum is 44.

The spelling of 404880440408 in words is "four hundred four billion, eight hundred eighty million, four hundred forty thousand, four hundred eight".