66902213359 has 2 divisors, whose sum is σ = 66902213360. Its totient is φ = 66902213358.

The previous prime is 66902213353. The next prime is 66902213363. The reversal of 66902213359 is 95331220966.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-66902213359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (66902213353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33451106679 + 33451106680.

It is an arithmetic number, because the mean of its divisors is an integer number (33451106680).

Almost surely, 2^66902213359 is an apocalyptic number.

66902213359 is a deficient number, since it is larger than the sum of its proper divisors (1).

66902213359 is an equidigital number, since it uses as much as digits as its factorization.

66902213359 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 524880, while the sum is 46.

The spelling of 66902213359 in words is "sixty-six billion, nine hundred two million, two hundred thirteen thousand, three hundred fifty-nine".