404050022012 has 24 divisors (see below), whose sum is σ = 870261586656. Its totient is φ = 159843964608.

The previous prime is 404050022011. The next prime is 404050022023. The reversal of 404050022012 is 210220050404.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404050022011) 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, 555013403 + ... + 555014130.

It is an arithmetic number, because the mean of its divisors is an integer number (36260899444).

Almost surely, 2^404050022012 is an apocalyptic number.

It is an amenable number.

404050022012 is an abundant number, since it is smaller than the sum of its proper divisors (466211564644).

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

404050022012 is a wasteful number, since it uses less digits than its factorization.

404050022012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110027557 (or 1110027555 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

Adding to 404050022012 its reverse (210220050404), we get a palindrome (614270072416).

The spelling of 404050022012 in words is "four hundred four billion, fifty million, twenty-two thousand, twelve".