11185558223 has 8 divisors (see below), whose sum is σ = 13080786048. Its totient is φ = 9364653144.

The previous prime is 11185558211. The next prime is 11185558231. The reversal of 11185558223 is 32285558111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11185558223 - 2⁶ = 11185558159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11185558243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18580361 + ... + 18580962.

It is an arithmetic number, because the mean of its divisors is an integer number (1635098256).

Almost surely, 2^11185558223 is an apocalyptic number.

11185558223 is a deficient number, since it is larger than the sum of its proper divisors (1895227825).

11185558223 is an equidigital number, since it uses as much as digits as its factorization.

11185558223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37161373.

The product of its digits is 96000, while the sum is 41.

The spelling of 11185558223 in words is "eleven billion, one hundred eighty-five million, five hundred fifty-eight thousand, two hundred twenty-three".