3641435202689 has 2 divisors, whose sum is σ = 3641435202690. Its totient is φ = 3641435202688.

The previous prime is 3641435202677. The next prime is 3641435202719. The reversal of 3641435202689 is 9862025341463.

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., 1893706254400 + 1747728948289 = 1376120^2 + 1322017^2 .

It is an emirp because it is prime and its reverse (9862025341463) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3641435202689 - 2⁴ = 3641435202673 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3641435202689.

It is not a weakly prime, because it can be changed into another prime (3641435202619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1820717601344 + 1820717601345.

It is an arithmetic number, because the mean of its divisors is an integer number (1820717601345).

Almost surely, 2^{3641435202689} is an apocalyptic number.

It is an amenable number.

3641435202689 is a deficient number, since it is larger than the sum of its proper divisors (1).

3641435202689 is an equidigital number, since it uses as much as digits as its factorization.

3641435202689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7464960, while the sum is 53.

The spelling of 3641435202689 in words is "three trillion, six hundred forty-one billion, four hundred thirty-five million, two hundred two thousand, six hundred eighty-nine".