420042022004 has 24 divisors (see below), whose sum is σ = 801947901888. Its totient is φ = 190916407040.

The previous prime is 420042022003. The next prime is 420042022021. The reversal of 420042022004 is 400220240024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420042022003) 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, 447329 + ... + 1019895.

It is an arithmetic number, because the mean of its divisors is an integer number (33414495912).

Almost surely, 2^420042022004 is an apocalyptic number.

420042022004 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

420042022004 is a deficient number, since it is larger than the sum of its proper divisors (381905879884).

420042022004 is a wasteful number, since it uses less digits than its factorization.

420042022004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589255 (or 589253 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 420042022004 its reverse (400220240024), we get a palindrome (820262262028).

The spelling of 420042022004 in words is "four hundred twenty billion, forty-two million, twenty-two thousand, four".