66673085363 has 2 divisors, whose sum is σ = 66673085364. Its totient is φ = 66673085362.

The previous prime is 66673085299. The next prime is 66673085371. The reversal of 66673085363 is 36358037666.

66673085363 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 66673085363 - 2⁶ = 66673085299 is a prime.

It is not a weakly prime, because it can be changed into another prime (66673685363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33336542681 + 33336542682.

It is an arithmetic number, because the mean of its divisors is an integer number (33336542682).

Almost surely, 2^66673085363 is an apocalyptic number.

66673085363 is a deficient number, since it is larger than the sum of its proper divisors (1).

66673085363 is an equidigital number, since it uses as much as digits as its factorization.

66673085363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9797760, while the sum is 53.

The spelling of 66673085363 in words is "sixty-six billion, six hundred seventy-three million, eighty-five thousand, three hundred sixty-three".