6433422400420 has 24 divisors (see below), whose sum is σ = 13511567873664. Its totient is φ = 2573105944416.

The previous prime is 6433422400417. The next prime is 6433422400459. The reversal of 6433422400420 is 240042243346.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16237852 + ... + 16629331.

It is an arithmetic number, because the mean of its divisors is an integer number (562981994736).

Almost surely, 2^{6433422400420} is an apocalyptic number.

It is an amenable number.

6433422400420 is an abundant number, since it is smaller than the sum of its proper divisors (7078145473244).

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

6433422400420 is a wasteful number, since it uses less digits than its factorization.

6433422400420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32876979 (or 32876977 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 6433422400420 its reverse (240042243346), we get a palindrome (6673464643766).

The spelling of 6433422400420 in words is "six trillion, four hundred thirty-three billion, four hundred twenty-two million, four hundred thousand, four hundred twenty".