3655345189 has 2 divisors, whose sum is σ = 3655345190. Its totient is φ = 3655345188.

The previous prime is 3655345171. The next prime is 3655345249. The reversal of 3655345189 is 9815435563.

It is a happy number.

3655345189 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3108954564 + 546390625 = 55758^2 + 23375^2 .

It is a cyclic number.

It is not a de Polignac number, because 3655345189 - 2³¹ = 1507861541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3655340189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1827672594 + 1827672595.

It is an arithmetic number, because the mean of its divisors is an integer number (1827672595).

Almost surely, 2^3655345189 is an apocalyptic number.

It is an amenable number.

3655345189 is a deficient number, since it is larger than the sum of its proper divisors (1).

3655345189 is an equidigital number, since it uses as much as digits as its factorization.

3655345189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944000, while the sum is 49.

The square root of 3655345189 is about 60459.4507831489. The cubic root of 3655345189 is about 1540.4329458223.

The spelling of 3655345189 in words is "three billion, six hundred fifty-five million, three hundred forty-five thousand, one hundred eighty-nine".