404012322004 has 12 divisors (see below), whose sum is σ = 707133637728. Its totient is φ = 201974139800.

The previous prime is 404012322001. The next prime is 404012322023. The reversal of 404012322004 is 400223210404.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404012322001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7976902 + ... + 8027389.

It is an arithmetic number, because the mean of its divisors is an integer number (58927803144).

Almost surely, 2^404012322004 is an apocalyptic number.

It is an amenable number.

404012322004 is a deficient number, since it is larger than the sum of its proper divisors (303121315724).

404012322004 is a wasteful number, since it uses less digits than its factorization.

404012322004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16010606 (or 16010604 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 404012322004 its reverse (400223210404), we get a palindrome (804235532408).

The spelling of 404012322004 in words is "four hundred four billion, twelve million, three hundred twenty-two thousand, four".