2020345004 has 6 divisors (see below), whose sum is σ = 3535603764. Its totient is φ = 1010172500.

The previous prime is 2020344979. The next prime is 2020345009. The reversal of 2020345004 is 4005430202.

It is not an unprimeable number, because it can be changed into a prime (2020345009) by changing a digit.

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 as a sum of consecutive naturals, namely, 252543122 + ... + 252543129.

It is an arithmetic number, because the mean of its divisors is an integer number (589267294).

Almost surely, 2^2020345004 is an apocalyptic number.

It is an amenable number.

2020345004 is a deficient number, since it is larger than the sum of its proper divisors (1515258760).

2020345004 is a wasteful number, since it uses less digits than its factorization.

2020345004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505086255 (or 505086253 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 2020345004 is about 44948.2480637455. The cubic root of 2020345004 is about 1264.1788280808.

Adding to 2020345004 its reverse (4005430202), we get a palindrome (6025775206).

The spelling of 2020345004 in words is "two billion, twenty million, three hundred forty-five thousand, four".