3406655869 has 2 divisors, whose sum is σ = 3406655870. Its totient is φ = 3406655868.

The previous prime is 3406655867. The next prime is 3406655873. The reversal of 3406655869 is 9685566043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2086205625 + 1320450244 = 45675^2 + 36338^2 .

It is a cyclic number.

It is not a de Polignac number, because 3406655869 - 2¹ = 3406655867 is a prime.

It is a super-2 number, since 2×3406655869² = 23210608419584290322, which contains 22 as substring.

Together with 3406655867, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3406655867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1703327934 + 1703327935.

It is an arithmetic number, because the mean of its divisors is an integer number (1703327935).

Almost surely, 2^3406655869 is an apocalyptic number.

It is an amenable number.

3406655869 is a deficient number, since it is larger than the sum of its proper divisors (1).

3406655869 is an equidigital number, since it uses as much as digits as its factorization.

3406655869 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4665600, while the sum is 52.

The square root of 3406655869 is about 58366.5646496348. The cubic root of 3406655869 is about 1504.6751717444.

The spelling of 3406655869 in words is "three billion, four hundred six million, six hundred fifty-five thousand, eight hundred sixty-nine".