2020546589 has 2 divisors, whose sum is σ = 2020546590. Its totient is φ = 2020546588.

The previous prime is 2020546501. The next prime is 2020546637. The reversal of 2020546589 is 9856450202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1278420025 + 742126564 = 35755^2 + 27242^2 .

It is a cyclic number.

It is not a de Polignac number, because 2020546589 - 2²⁸ = 1752111133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2020546289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010273294 + 1010273295.

It is an arithmetic number, because the mean of its divisors is an integer number (1010273295).

Almost surely, 2^2020546589 is an apocalyptic number.

It is an amenable number.

2020546589 is a deficient number, since it is larger than the sum of its proper divisors (1).

2020546589 is an equidigital number, since it uses as much as digits as its factorization.

2020546589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172800, while the sum is 41.

The square root of 2020546589 is about 44950.4904200166. The cubic root of 2020546589 is about 1264.2208722223.

The spelling of 2020546589 in words is "two billion, twenty million, five hundred forty-six thousand, five hundred eighty-nine".