4050005020 has 24 divisors (see below), whose sum is σ = 8510925024. Its totient is φ = 1618875456.

The previous prime is 4050004999. The next prime is 4050005101. The reversal of 4050005020 is 205000504.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4050004985 and 4050005003.

It is a congruent 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, 40624 + ... + 98743.

It is an arithmetic number, because the mean of its divisors is an integer number (354621876).

Almost surely, 2^4050005020 is an apocalyptic number.

It is an amenable number.

4050005020 is an abundant number, since it is smaller than the sum of its proper divisors (4460920004).

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

4050005020 is a wasteful number, since it uses less digits than its factorization.

4050005020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140829 (or 140827 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 16.

The square root of 4050005020 is about 63639.6497476220. The cubic root of 4050005020 is about 1593.9885123596.

Adding to 4050005020 its reverse (205000504), we get a palindrome (4255005524).

The spelling of 4050005020 in words is "four billion, fifty million, five thousand, twenty".