422434444400 has 60 divisors (see below), whose sum is σ = 1015828348152. Its totient is φ = 168819006720.

The previous prime is 422434444381. The next prime is 422434444417. The reversal of 422434444400 is 4444434224.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45914 + ... + 920313.

Almost surely, 2^422434444400 is an apocalyptic number.

422434444400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

422434444400 is an abundant number, since it is smaller than the sum of its proper divisors (593393903752).

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

422434444400 is a wasteful number, since it uses less digits than its factorization.

422434444400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 967338 (or 967327 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 35.

Adding to 422434444400 its reverse (4444434224), we get a palindrome (426878878624).

The spelling of 422434444400 in words is "four hundred twenty-two billion, four hundred thirty-four million, four hundred forty-four thousand, four hundred".