404222422040 has 32 divisors (see below), whose sum is σ = 910114695360. Its totient is φ = 161579769600.

The previous prime is 404222422033. The next prime is 404222422057. The reversal of 404222422040 is 40224222404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3352496 + ... + 3470975.

It is an arithmetic number, because the mean of its divisors is an integer number (28441084230).

Almost surely, 2^404222422040 is an apocalyptic number.

404222422040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

404222422040 is an abundant number, since it is smaller than the sum of its proper divisors (505892273320).

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

404222422040 is a wasteful number, since it uses less digits than its factorization.

404222422040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6824963 (or 6824959 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 404222422040 its reverse (40224222404), we get a palindrome (444446644444).

The spelling of 404222422040 in words is "four hundred four billion, two hundred twenty-two million, four hundred twenty-two thousand, forty".