660032666737 has 2 divisors, whose sum is σ = 660032666738. Its totient is φ = 660032666736.

The previous prime is 660032666719. The next prime is 660032666747. The reversal of 660032666737 is 737666230066.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 501977918016 + 158054748721 = 708504^2 + 397561^2 .

It is a cyclic number.

It is not a de Polignac number, because 660032666737 - 2¹⁹ = 660032142449 is a prime.

It is not a weakly prime, because it can be changed into another prime (660032666707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 330016333368 + 330016333369.

It is an arithmetic number, because the mean of its divisors is an integer number (330016333369).

Almost surely, 2^660032666737 is an apocalyptic number.

It is an amenable number.

660032666737 is a deficient number, since it is larger than the sum of its proper divisors (1).

660032666737 is an equidigital number, since it uses as much as digits as its factorization.

660032666737 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6858432, while the sum is 52.

The spelling of 660032666737 in words is "six hundred sixty billion, thirty-two million, six hundred sixty-six thousand, seven hundred thirty-seven".