389594630641 has 2 divisors, whose sum is σ = 389594630642. Its totient is φ = 389594630640.

The previous prime is 389594630629. The next prime is 389594630651. The reversal of 389594630641 is 146036495983.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 332001830416 + 57592800225 = 576196^2 + 239985^2 .

It is a cyclic number.

It is not a de Polignac number, because 389594630641 - 2¹⁹ = 389594106353 is a prime.

It is not a weakly prime, because it can be changed into another prime (389594630651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 194797315320 + 194797315321.

It is an arithmetic number, because the mean of its divisors is an integer number (194797315321).

Almost surely, 2^389594630641 is an apocalyptic number.

It is an amenable number.

389594630641 is a deficient number, since it is larger than the sum of its proper divisors (1).

389594630641 is an equidigital number, since it uses as much as digits as its factorization.

389594630641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16796160, while the sum is 58.

The spelling of 389594630641 in words is "three hundred eighty-nine billion, five hundred ninety-four million, six hundred thirty thousand, six hundred forty-one".