404040000004 has 6 divisors (see below), whose sum is σ = 707070000014. Its totient is φ = 202020000000.

The previous prime is 404039999989. The next prime is 404040000047. The reversal of 404040000004 is 400000040404.

It can be written as a sum of positive squares in only one way, i.e., 333624070404 + 70415929600 = 577602^2 + 265360^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50504999997 + ... + 50505000004.

Almost surely, 2^404040000004 is an apocalyptic number.

It is an amenable number.

404040000004 is a deficient number, since it is larger than the sum of its proper divisors (303030000010).

404040000004 is a wasteful number, since it uses less digits than its factorization.

404040000004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101010000005 (or 101010000003 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 404040000004 its reverse (400000040404), we get a palindrome (804040040408).

The spelling of 404040000004 in words is "four hundred four billion, forty million, four", and thus it is an aban number.