3608691767617 has 2 divisors, whose sum is σ = 3608691767618. Its totient is φ = 3608691767616.

The previous prime is 3608691767507. The next prime is 3608691767671. The reversal of 3608691767617 is 7167671968063.

Together with next prime (3608691767671) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2841378838321 + 767312929296 = 1685639^2 + 875964^2 .

It is a cyclic number.

It is not a de Polignac number, because 3608691767617 - 2³⁹ = 3058935953729 is a prime.

It is not a weakly prime, because it can be changed into another prime (3608691767017) 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, 1804345883808 + 1804345883809.

It is an arithmetic number, because the mean of its divisors is an integer number (1804345883809).

Almost surely, 2^{3608691767617} is an apocalyptic number.

It is an amenable number.

3608691767617 is a deficient number, since it is larger than the sum of its proper divisors (1).

3608691767617 is an equidigital number, since it uses as much as digits as its factorization.

3608691767617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96018048, while the sum is 67.

The spelling of 3608691767617 in words is "three trillion, six hundred eight billion, six hundred ninety-one million, seven hundred sixty-seven thousand, six hundred seventeen".