11641324775 has 12 divisors (see below), whose sum is σ = 14609163912. Its totient is φ = 9200852640.

The previous prime is 11641324733. The next prime is 11641324781. The reversal of 11641324775 is 57742314611.

11641324775 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 11641324775 - 2¹⁰ = 11641323751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 2803064 + ... + 2807213.

It is an arithmetic number, because the mean of its divisors is an integer number (1217430326).

Almost surely, 2^11641324775 is an apocalyptic number.

11641324775 is a deficient number, since it is larger than the sum of its proper divisors (2967839137).

11641324775 is an equidigital number, since it uses as much as digits as its factorization.

11641324775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5610370 (or 5610365 counting only the distinct ones).

The product of its digits is 141120, while the sum is 41.

The spelling of 11641324775 in words is "eleven billion, six hundred forty-one million, three hundred twenty-four thousand, seven hundred seventy-five".