404012204012 has 6 divisors (see below), whose sum is σ = 707021357028. Its totient is φ = 202006102004.

The previous prime is 404012203967. The next prime is 404012204059. The reversal of 404012204012 is 210402210404.

It is a super-2 number, since 2×404012204012² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50501525498 + ... + 50501525505.

It is an arithmetic number, because the mean of its divisors is an integer number (117836892838).

Almost surely, 2^404012204012 is an apocalyptic number.

It is an amenable number.

404012204012 is a deficient number, since it is larger than the sum of its proper divisors (303009153016).

404012204012 is a wasteful number, since it uses less digits than its factorization.

404012204012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101003051007 (or 101003051005 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 404012204012 its reverse (210402210404), we get a palindrome (614414414416).

The spelling of 404012204012 in words is "four hundred four billion, twelve million, two hundred four thousand, twelve".