66822382603 has 2 divisors, whose sum is σ = 66822382604. Its totient is φ = 66822382602.

The previous prime is 66822382597. The next prime is 66822382621. The reversal of 66822382603 is 30628322866.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-66822382603 is a prime.

It is not a weakly prime, because it can be changed into another prime (66822382673) 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, 33411191301 + 33411191302.

It is an arithmetic number, because the mean of its divisors is an integer number (33411191302).

Almost surely, 2^66822382603 is an apocalyptic number.

66822382603 is a deficient number, since it is larger than the sum of its proper divisors (1).

66822382603 is an equidigital number, since it uses as much as digits as its factorization.

66822382603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 995328, while the sum is 46.

The spelling of 66822382603 in words is "sixty-six billion, eight hundred twenty-two million, three hundred eighty-two thousand, six hundred three".