3368705657 has 2 divisors, whose sum is σ = 3368705658. Its totient is φ = 3368705656.

The previous prime is 3368705653. The next prime is 3368705693. The reversal of 3368705657 is 7565078633.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3352873216 + 15832441 = 57904^2 + 3979^2 .

It is a cyclic number.

It is not a de Polignac number, because 3368705657 - 2² = 3368705653 is a prime.

It is a super-2 number, since 2×3368705657² = 22696355607007603298, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3368705653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1684352828 + 1684352829.

It is an arithmetic number, because the mean of its divisors is an integer number (1684352829).

Almost surely, 2^3368705657 is an apocalyptic number.

It is an amenable number.

3368705657 is a deficient number, since it is larger than the sum of its proper divisors (1).

3368705657 is an equidigital number, since it uses as much as digits as its factorization.

3368705657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3175200, while the sum is 50.

The square root of 3368705657 is about 58040.5518323181. The cubic root of 3368705657 is about 1499.0669244411.

The spelling of 3368705657 in words is "three billion, three hundred sixty-eight million, seven hundred five thousand, six hundred fifty-seven".