400222424404 has 48 divisors (see below), whose sum is σ = 780430049280. Its totient is φ = 178023006560.

The previous prime is 400222424387. The next prime is 400222424419. The reversal of 400222424404 is 404424222004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26891037 + ... + 26905915.

It is an arithmetic number, because the mean of its divisors is an integer number (16258959360).

Almost surely, 2^400222424404 is an apocalyptic number.

400222424404 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

400222424404 is a deficient number, since it is larger than the sum of its proper divisors (380207624876).

400222424404 is a wasteful number, since it uses less digits than its factorization.

400222424404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27948 (or 27946 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 400222424404 its reverse (404424222004), we get a palindrome (804646646408).

The spelling of 400222424404 in words is "four hundred billion, two hundred twenty-two million, four hundred twenty-four thousand, four hundred four".