4055420020 has 24 divisors (see below), whose sum is σ = 8554581504. Its totient is φ = 1614891936.

The previous prime is 4055420011. The next prime is 4055420041. The reversal of 4055420020 is 200245504.

It is a junction number, because it is equal to n+sod(n) for n = 4055419973 and 4055420000.

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, 450184 + ... + 459103.

It is an arithmetic number, because the mean of its divisors is an integer number (356440896).

Almost surely, 2^4055420020 is an apocalyptic number.

It is an amenable number.

4055420020 is an abundant number, since it is smaller than the sum of its proper divisors (4499161484).

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

4055420020 is a wasteful number, since it uses less digits than its factorization.

4055420020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909519 (or 909517 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 4055420020 is about 63682.1797679696. The cubic root of 4055420020 is about 1594.6986023271.

Adding to 4055420020 its reverse (200245504), we get a palindrome (4255665524).

The spelling of 4055420020 in words is "four billion, fifty-five million, four hundred twenty thousand, twenty".