404243343342404 has 24 divisors (see below), whose sum is σ = 749190979331928. Its totient is φ = 190193598236160.

The previous prime is 404243343342403. The next prime is 404243343342437.

404243343342404 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 48949193176900 + 355294150165504 = 6996370^2 + 18849248^2 .

It is not an unprimeable number, because it can be changed into a prime (404243343342403) 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, 602214227 + ... + 602885114.

It is an arithmetic number, because the mean of its divisors is an integer number (31216290805497).

Almost surely, 2^{404243343342404} is an apocalyptic number.

It is an amenable number.

404243343342404 is a deficient number, since it is larger than the sum of its proper divisors (344947635989524).

404243343342404 is a wasteful number, since it uses less digits than its factorization.

404243343342404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1205104295 (or 1205104293 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 44.

The spelling of 404243343342404 in words is "four hundred four trillion, two hundred forty-three billion, three hundred forty-three million, three hundred forty-two thousand, four hundred four".