5366618650369 has 2 divisors, whose sum is σ = 5366618650370. Its totient is φ = 5366618650368.

The previous prime is 5366618650307. The next prime is 5366618650469. The reversal of 5366618650369 is 9630568166635.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3243827929969 + 2122790720400 = 1801063^2 + 1456980^2 .

It is a cyclic number.

It is not a de Polignac number, because 5366618650369 - 2³⁹ = 4816862836481 is a prime.

It is a super-2 number, since 2×5366618650369² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5366618650369.

It is not a weakly prime, because it can be changed into another prime (5366618650069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2683309325184 + 2683309325185.

It is an arithmetic number, because the mean of its divisors is an integer number (2683309325185).

Almost surely, 2^{5366618650369} is an apocalyptic number.

It is an amenable number.

5366618650369 is a deficient number, since it is larger than the sum of its proper divisors (1).

5366618650369 is an equidigital number, since it uses as much as digits as its factorization.

5366618650369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 125971200, while the sum is 64.

The spelling of 5366618650369 in words is "five trillion, three hundred sixty-six billion, six hundred eighteen million, six hundred fifty thousand, three hundred sixty-nine".