404311043044 has 24 divisors (see below), whose sum is σ = 749312664408. Its totient is φ = 190226411520.

The previous prime is 404311042981. The next prime is 404311043111. The reversal of 404311043044 is 440340113404.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 84848698944 + 319462344100 = 291288^2 + 565210^2 .

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, 239589 + ... + 930604.

It is an arithmetic number, because the mean of its divisors is an integer number (31221361017).

Almost surely, 2^404311043044 is an apocalyptic number.

It is an amenable number.

404311043044 is a deficient number, since it is larger than the sum of its proper divisors (345001621364).

404311043044 is a wasteful number, since it uses less digits than its factorization.

404311043044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1175295 (or 1175293 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 404311043044 its reverse (440340113404), we get a palindrome (844651156448).

The spelling of 404311043044 in words is "four hundred four billion, three hundred eleven million, forty-three thousand, forty-four".