11965627770823 has 2 divisors, whose sum is σ = 11965627770824. Its totient is φ = 11965627770822.

The previous prime is 11965627770793. The next prime is 11965627770839. The reversal of 11965627770823 is 32807772656911.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11965627770823 - 2¹⁷ = 11965627639751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11965727770823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5982813885411 + 5982813885412.

It is an arithmetic number, because the mean of its divisors is an integer number (5982813885412).

Almost surely, 2^{11965627770823} is an apocalyptic number.

11965627770823 is a deficient number, since it is larger than the sum of its proper divisors (1).

11965627770823 is an equidigital number, since it uses as much as digits as its factorization.

11965627770823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 53343360, while the sum is 64.

The spelling of 11965627770823 in words is "eleven trillion, nine hundred sixty-five billion, six hundred twenty-seven million, seven hundred seventy thousand, eight hundred twenty-three".