11655868065043 has 2 divisors, whose sum is σ = 11655868065044. Its totient is φ = 11655868065042.

The previous prime is 11655868065019. The next prime is 11655868065097. The reversal of 11655868065043 is 34056086855611.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11655868065043 is a prime.

It is not a weakly prime, because it can be changed into another prime (11655868765043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5827934032521 + 5827934032522.

It is an arithmetic number, because the mean of its divisors is an integer number (5827934032522).

Almost surely, 2^{11655868065043} is an apocalyptic number.

11655868065043 is a deficient number, since it is larger than the sum of its proper divisors (1).

11655868065043 is an equidigital number, since it uses as much as digits as its factorization.

11655868065043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736000, while the sum is 58.

The spelling of 11655868065043 in words is "eleven trillion, six hundred fifty-five billion, eight hundred sixty-eight million, sixty-five thousand, forty-three".