660320348159 has 2 divisors, whose sum is σ = 660320348160. Its totient is φ = 660320348158.

The previous prime is 660320348143. The next prime is 660320348167. The reversal of 660320348159 is 951843023066.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 660320348159 - 2⁴ = 660320348143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (660320648159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 330160174079 + 330160174080.

It is an arithmetic number, because the mean of its divisors is an integer number (330160174080).

Almost surely, 2^660320348159 is an apocalyptic number.

660320348159 is a deficient number, since it is larger than the sum of its proper divisors (1).

660320348159 is an equidigital number, since it uses as much as digits as its factorization.

660320348159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 47.

The spelling of 660320348159 in words is "six hundred sixty billion, three hundred twenty million, three hundred forty-eight thousand, one hundred fifty-nine".