422204424040 has 32 divisors (see below), whose sum is σ = 1085668519680. Its totient is φ = 144755802432.

The previous prime is 422204424017. The next prime is 422204424049. The reversal of 422204424040 is 40424402224.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (422204424049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 753936192 + ... + 753936751.

It is an arithmetic number, because the mean of its divisors is an integer number (33927141240).

Almost surely, 2^422204424040 is an apocalyptic number.

422204424040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

422204424040 is an abundant number, since it is smaller than the sum of its proper divisors (663464095640).

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

422204424040 is a wasteful number, since it uses less digits than its factorization.

422204424040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1507872961 (or 1507872957 counting only the distinct ones).

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

Adding to 422204424040 its reverse (40424402224), we get a palindrome (462628826264).

The spelling of 422204424040 in words is "four hundred twenty-two billion, two hundred four million, four hundred twenty-four thousand, forty".