660111254433283 has 2 divisors, whose sum is σ = 660111254433284. Its totient is φ = 660111254433282.

The previous prime is 660111254433203. The next prime is 660111254433373. The reversal of 660111254433283 is 382334452111066.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-660111254433283 is a prime.

It is not a weakly prime, because it can be changed into another prime (660111254433203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 330055627216641 + 330055627216642.

It is an arithmetic number, because the mean of its divisors is an integer number (330055627216642).

Almost surely, 2^{660111254433283} is an apocalyptic number.

660111254433283 is a deficient number, since it is larger than the sum of its proper divisors (1).

660111254433283 is an equidigital number, since it uses as much as digits as its factorization.

660111254433283 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2488320, while the sum is 49.

The spelling of 660111254433283 in words is "six hundred sixty trillion, one hundred eleven billion, two hundred fifty-four million, four hundred thirty-three thousand, two hundred eighty-three".