1065500611511 has 16 divisors (see below), whose sum is σ = 1248040262400. Its totient is φ = 909262884600.

The previous prime is 1065500611381. The next prime is 1065500611547. The reversal of 1065500611511 is 1151160055601.

1065500611511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1065500611511 - 2³⁴ = 1048320742327 is a prime.

It is a super-2 number, since 2×1065500611511² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065500611711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6764465 + ... + 6920186.

It is an arithmetic number, because the mean of its divisors is an integer number (78002516400).

Almost surely, 2^{1065500611511} is an apocalyptic number.

1065500611511 is a deficient number, since it is larger than the sum of its proper divisors (182539650889).

1065500611511 is an equidigital number, since it uses as much as digits as its factorization.

1065500611511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13684899 (or 13684885 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 32.

The spelling of 1065500611511 in words is "one trillion, sixty-five billion, five hundred million, six hundred eleven thousand, five hundred eleven".