20046566003 has 2 divisors, whose sum is σ = 20046566004. Its totient is φ = 20046566002.

The previous prime is 20046565993. The next prime is 20046566041. The reversal of 20046566003 is 30066564002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20046566003 - 2²⁶ = 19979457139 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (20046563003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10023283001 + 10023283002.

It is an arithmetic number, because the mean of its divisors is an integer number (10023283002).

Almost surely, 2^20046566003 is an apocalyptic number.

20046566003 is a deficient number, since it is larger than the sum of its proper divisors (1).

20046566003 is an equidigital number, since it uses as much as digits as its factorization.

20046566003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 32.

The spelling of 20046566003 in words is "twenty billion, forty-six million, five hundred sixty-six thousand, three".