786649748867 has 2 divisors, whose sum is σ = 786649748868. Its totient is φ = 786649748866.

The previous prime is 786649748743. The next prime is 786649748887. The reversal of 786649748867 is 768847946687.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 786649748867 - 2¹⁴ = 786649732483 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 786649748791 and 786649748800.

It is not a weakly prime, because it can be changed into another prime (786649748887) 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, 393324874433 + 393324874434.

It is an arithmetic number, because the mean of its divisors is an integer number (393324874434).

Almost surely, 2^786649748867 is an apocalyptic number.

786649748867 is a deficient number, since it is larger than the sum of its proper divisors (1).

786649748867 is an equidigital number, since it uses as much as digits as its factorization.

786649748867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5462360064, while the sum is 80.

The spelling of 786649748867 in words is "seven hundred eighty-six billion, six hundred forty-nine million, seven hundred forty-eight thousand, eight hundred sixty-seven".