11144471575 has 6 divisors (see below), whose sum is σ = 13819144784. Its totient is φ = 8915577240.

The previous prime is 11144471563. The next prime is 11144471581. The reversal of 11144471575 is 57517444111.

It is not a de Polignac number, because 11144471575 - 2¹⁵ = 11144438807 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 (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 222889407 + ... + 222889456.

Almost surely, 2^11144471575 is an apocalyptic number.

11144471575 is a deficient number, since it is larger than the sum of its proper divisors (2674673209).

11144471575 is an equidigital number, since it uses as much as digits as its factorization.

11144471575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445778873 (or 445778868 counting only the distinct ones).

The product of its digits is 78400, while the sum is 40.

The spelling of 11144471575 in words is "eleven billion, one hundred forty-four million, four hundred seventy-one thousand, five hundred seventy-five".