816330363671 has 2 divisors, whose sum is σ = 816330363672. Its totient is φ = 816330363670.

The previous prime is 816330363643. The next prime is 816330363691. The reversal of 816330363671 is 176363033618.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 816330363671 - 2¹⁸ = 816330101527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (816330363691) 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, 408165181835 + 408165181836.

It is an arithmetic number, because the mean of its divisors is an integer number (408165181836).

Almost surely, 2^816330363671 is an apocalyptic number.

816330363671 is a deficient number, since it is larger than the sum of its proper divisors (1).

816330363671 is an equidigital number, since it uses as much as digits as its factorization.

816330363671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 979776, while the sum is 47.

The spelling of 816330363671 in words is "eight hundred sixteen billion, three hundred thirty million, three hundred sixty-three thousand, six hundred seventy-one".