11755265189 has 2 divisors, whose sum is σ = 11755265190. Its totient is φ = 11755265188.

The previous prime is 11755265149. The next prime is 11755265233. The reversal of 11755265189 is 98156255711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8659233025 + 3096032164 = 93055^2 + 55642^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11755265189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11755265149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5877632594 + 5877632595.

It is an arithmetic number, because the mean of its divisors is an integer number (5877632595).

Almost surely, 2^11755265189 is an apocalyptic number.

It is an amenable number.

11755265189 is a deficient number, since it is larger than the sum of its proper divisors (1).

11755265189 is an equidigital number, since it uses as much as digits as its factorization.

11755265189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 756000, while the sum is 50.

The spelling of 11755265189 in words is "eleven billion, seven hundred fifty-five million, two hundred sixty-five thousand, one hundred eighty-nine".