659508394079 has 2 divisors, whose sum is σ = 659508394080. Its totient is φ = 659508394078.

The previous prime is 659508394003. The next prime is 659508394081. The reversal of 659508394079 is 970493805956.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-659508394079 is a prime.

Together with 659508394081, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (659508393079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 329754197039 + 329754197040.

It is an arithmetic number, because the mean of its divisors is an integer number (329754197040).

Almost surely, 2^659508394079 is an apocalyptic number.

659508394079 is a deficient number, since it is larger than the sum of its proper divisors (1).

659508394079 is an equidigital number, since it uses as much as digits as its factorization.

659508394079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 73483200, while the sum is 65.

The spelling of 659508394079 in words is "six hundred fifty-nine billion, five hundred eight million, three hundred ninety-four thousand, seventy-nine".