404003707340 has 24 divisors (see below), whose sum is σ = 885295081440. Its totient is φ = 154575331328.

The previous prime is 404003707339. The next prime is 404003707343. The reversal of 404003707340 is 43707300404.

It is a junction number, because it is equal to n+sod(n) for n = 404003707297 and 404003707306.

It is not an unprimeable number, because it can be changed into a prime (404003707343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 439134005 + ... + 439134924.

It is an arithmetic number, because the mean of its divisors is an integer number (36887295060).

Almost surely, 2^404003707340 is an apocalyptic number.

It is an amenable number.

404003707340 is an abundant number, since it is smaller than the sum of its proper divisors (481291374100).

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

404003707340 is a wasteful number, since it uses less digits than its factorization.

404003707340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878268961 (or 878268959 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 32.

The spelling of 404003707340 in words is "four hundred four billion, three million, seven hundred seven thousand, three hundred forty".