11454223555 has 16 divisors (see below), whose sum is σ = 13869483264. Its totient is φ = 9080771040.

The previous prime is 11454223553. The next prime is 11454223589. The reversal of 11454223555 is 55532245411.

11454223555 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 11454223555 - 2¹ = 11454223553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11454223553) 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, 255664 + ... + 297106.

It is an arithmetic number, because the mean of its divisors is an integer number (866842704).

Almost surely, 2^11454223555 is an apocalyptic number.

11454223555 is a deficient number, since it is larger than the sum of its proper divisors (2415259709).

11454223555 is a wasteful number, since it uses less digits than its factorization.

11454223555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41946.

The product of its digits is 120000, while the sum is 37.

Adding to 11454223555 its reverse (55532245411), we get a palindrome (66986468966).

The spelling of 11454223555 in words is "eleven billion, four hundred fifty-four million, two hundred twenty-three thousand, five hundred fifty-five".