3535561669 has 2 divisors, whose sum is σ = 3535561670. Its totient is φ = 3535561668.

The previous prime is 3535561643. The next prime is 3535561681. The reversal of 3535561669 is 9661655353.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3325021569 + 210540100 = 57663^2 + 14510^2 .

It is a cyclic number.

It is not a de Polignac number, because 3535561669 - 2⁵ = 3535561637 is a prime.

It is a super-2 number, since 2×3535561669² = 25000392630604131122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3535561619) 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, 1767780834 + 1767780835.

It is an arithmetic number, because the mean of its divisors is an integer number (1767780835).

Almost surely, 2^3535561669 is an apocalyptic number.

It is an amenable number.

3535561669 is a deficient number, since it is larger than the sum of its proper divisors (1).

3535561669 is an equidigital number, since it uses as much as digits as its factorization.

3535561669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2187000, while the sum is 49.

The square root of 3535561669 is about 59460.5892083151. The cubic root of 3535561669 is about 1523.4193665157.

The spelling of 3535561669 in words is "three billion, five hundred thirty-five million, five hundred sixty-one thousand, six hundred sixty-nine".