66773453677303 has 2 divisors, whose sum is σ = 66773453677304. Its totient is φ = 66773453677302.

The previous prime is 66773453677211. The next prime is 66773453677309. The reversal of 66773453677303 is 30377635437766.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 66773453677303 - 2³³ = 66764863742711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (66773453677309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33386726838651 + 33386726838652.

It is an arithmetic number, because the mean of its divisors is an integer number (33386726838652).

Almost surely, 2^{66773453677303} is an apocalyptic number.

66773453677303 is a deficient number, since it is larger than the sum of its proper divisors (1).

66773453677303 is an equidigital number, since it uses as much as digits as its factorization.

66773453677303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840157920, while the sum is 67.

The spelling of 66773453677303 in words is "sixty-six trillion, seven hundred seventy-three billion, four hundred fifty-three million, six hundred seventy-seven thousand, three hundred three".