601956384539 has 2 divisors, whose sum is σ = 601956384540. Its totient is φ = 601956384538.

The previous prime is 601956384473. The next prime is 601956384611. The reversal of 601956384539 is 935483659106.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-601956384539 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (601956384439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300978192269 + 300978192270.

It is an arithmetic number, because the mean of its divisors is an integer number (300978192270).

Almost surely, 2^601956384539 is an apocalyptic number.

601956384539 is a deficient number, since it is larger than the sum of its proper divisors (1).

601956384539 is an equidigital number, since it uses as much as digits as its factorization.

601956384539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20995200, while the sum is 59.

The spelling of 601956384539 in words is "six hundred one billion, nine hundred fifty-six million, three hundred eighty-four thousand, five hundred thirty-nine".