66676007366263 has 2 divisors, whose sum is σ = 66676007366264. Its totient is φ = 66676007366262.

The previous prime is 66676007366231. The next prime is 66676007366347. The reversal of 66676007366263 is 36266370067666.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 66676007366263 - 2⁵ = 66676007366231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 66676007366195 and 66676007366204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (66676007366663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33338003683131 + 33338003683132.

It is an arithmetic number, because the mean of its divisors is an integer number (33338003683132).

Almost surely, 2^{66676007366263} is an apocalyptic number.

66676007366263 is a deficient number, since it is larger than the sum of its proper divisors (1).

66676007366263 is an equidigital number, since it uses as much as digits as its factorization.

66676007366263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 246903552, while the sum is 64.

The spelling of 66676007366263 in words is "sixty-six trillion, six hundred seventy-six billion, seven million, three hundred sixty-six thousand, two hundred sixty-three".