404036400006 has 24 divisors (see below), whose sum is σ = 891929413440. Its totient is φ = 132137690256.

The previous prime is 404036399993. The next prime is 404036400013. The reversal of 404036400006 is 600004630404.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 211758166 + ... + 211760073.

It is an arithmetic number, because the mean of its divisors is an integer number (37163725560).

Almost surely, 2^404036400006 is an apocalyptic number.

404036400006 is an abundant number, since it is smaller than the sum of its proper divisors (487893013434).

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

404036400006 is a wasteful number, since it uses less digits than its factorization.

404036400006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423518300 (or 423518297 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The spelling of 404036400006 in words is "four hundred four billion, thirty-six million, four hundred thousand, six".