11550161466511 has 2 divisors, whose sum is σ = 11550161466512. Its totient is φ = 11550161466510.

The previous prime is 11550161466469. The next prime is 11550161466527. The reversal of 11550161466511 is 11566416105511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11550161466511 - 2²⁷ = 11550027248783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11550161461511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5775080733255 + 5775080733256.

It is an arithmetic number, because the mean of its divisors is an integer number (5775080733256).

Almost surely, 2^{11550161466511} is an apocalyptic number.

11550161466511 is a deficient number, since it is larger than the sum of its proper divisors (1).

11550161466511 is an equidigital number, since it uses as much as digits as its factorization.

11550161466511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108000, while the sum is 43.

The spelling of 11550161466511 in words is "eleven trillion, five hundred fifty billion, one hundred sixty-one million, four hundred sixty-six thousand, five hundred eleven".