686545062077467 has 2 divisors, whose sum is σ = 686545062077468. Its totient is φ = 686545062077466.

The previous prime is 686545062077401. The next prime is 686545062077519. The reversal of 686545062077467 is 764770260545686.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 686545062077467 - 2¹¹ = 686545062075419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 686545062077467.

It is not a weakly prime, because it can be changed into another prime (686545062077167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 343272531038733 + 343272531038734.

It is an arithmetic number, because the mean of its divisors is an integer number (343272531038734).

Almost surely, 2^{686545062077467} is an apocalyptic number.

686545062077467 is a deficient number, since it is larger than the sum of its proper divisors (1).

686545062077467 is an equidigital number, since it uses as much as digits as its factorization.

686545062077467 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2844979200, while the sum is 73.

The spelling of 686545062077467 in words is "six hundred eighty-six trillion, five hundred forty-five billion, sixty-two million, seventy-seven thousand, four hundred sixty-seven".