10605505511087 has 2 divisors, whose sum is σ = 10605505511088. Its totient is φ = 10605505511086.

The previous prime is 10605505511059. The next prime is 10605505511129. The reversal of 10605505511087 is 78011550550601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10605505511087 - 2¹⁰ = 10605505510063 is a prime.

It is a super-2 number, since 2×10605505511087² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10605555511087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5302752755543 + 5302752755544.

It is an arithmetic number, because the mean of its divisors is an integer number (5302752755544).

Almost surely, 2^{10605505511087} is an apocalyptic number.

10605505511087 is a deficient number, since it is larger than the sum of its proper divisors (1).

10605505511087 is an equidigital number, since it uses as much as digits as its factorization.

10605505511087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 210000, while the sum is 44.

The spelling of 10605505511087 in words is "ten trillion, six hundred five billion, five hundred five million, five hundred eleven thousand, eighty-seven".