20200000004 has 12 divisors (see below), whose sum is σ = 35365078224. Its totient is φ = 10095691944.

The previous prime is 20199999991. The next prime is 20200000013. The reversal of 20200000004 is 40000000202.

It is a junction number, because it is equal to n+sod(n) for n = 20199999937 and 20200000000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1066454 + ... + 1085229.

It is an arithmetic number, because the mean of its divisors is an integer number (2947089852).

Almost surely, 2^20200000004 is an apocalyptic number.

It is an amenable number.

20200000004 is a deficient number, since it is larger than the sum of its proper divisors (15165078220).

20200000004 is a wasteful number, since it uses less digits than its factorization.

20200000004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2154034 (or 2154032 counting only the distinct ones).

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

Adding to 20200000004 its reverse (40000000202), we get a palindrome (60200000206).

The spelling of 20200000004 in words is "twenty billion, two hundred million, four", and thus it is an aban number.