11465180085 has 16 divisors (see below), whose sum is σ = 18770900544. Its totient is φ = 5972558592.

The previous prime is 11465180063. The next prime is 11465180087. The reversal of 11465180085 is 58008156411.

11465180085 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-11465180085 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11465180087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8887092 + ... + 8888381.

It is an arithmetic number, because the mean of its divisors is an integer number (1173181284).

Almost surely, 2^11465180085 is an apocalyptic number.

11465180085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11465180085 is a deficient number, since it is larger than the sum of its proper divisors (7305720459).

11465180085 is a wasteful number, since it uses less digits than its factorization.

11465180085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17775524.

The product of its (nonzero) digits is 38400, while the sum is 39.

The spelling of 11465180085 in words is "eleven billion, four hundred sixty-five million, one hundred eighty thousand, eighty-five".