20002000004 has 48 divisors (see below), whose sum is σ = 40431363840. Its totient is φ = 8480841600.

The previous prime is 20001999977. The next prime is 20002000021. The reversal of 20002000004 is 40000020002.

It is a junction number, because it is equal to n+sod(n) for n = 20001999955 and 20002000000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5900342 + ... + 5903730.

It is an arithmetic number, because the mean of its divisors is an integer number (842320080).

Almost surely, 2^20002000004 is an apocalyptic number.

It is an amenable number.

20002000004 is an abundant number, since it is smaller than the sum of its proper divisors (20429363836).

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

20002000004 is a wasteful number, since it uses less digits than its factorization.

20002000004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5588 (or 5586 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 8.

Adding to 20002000004 its reverse (40000020002), we get a palindrome (60002020006).

The spelling of 20002000004 in words is "twenty billion, two million, four", and thus it is an aban number.