11115454423005 has 48 divisors (see below), whose sum is σ = 19306293342336. Its totient is φ = 5916089923200.

The previous prime is 11115454422991. The next prime is 11115454423037. The reversal of 11115454423005 is 50032445451111.

11115454423005 is a `hidden beast` number, since 111 + 154 + 54 + 42 + 300 + 5 = 666.

It is not a de Polignac number, because 11115454423005 - 2⁸ = 11115454422749 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 195147280 + ... + 195204230.

It is an arithmetic number, because the mean of its divisors is an integer number (402214444632).

Almost surely, 2^{11115454423005} is an apocalyptic number.

11115454423005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11115454423005 is a deficient number, since it is larger than the sum of its proper divisors (8190838919331).

11115454423005 is a wasteful number, since it uses less digits than its factorization.

11115454423005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65778 (or 65775 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

Adding to 11115454423005 its reverse (50032445451111), we get a palindrome (61147899874116).

The spelling of 11115454423005 in words is "eleven trillion, one hundred fifteen billion, four hundred fifty-four million, four hundred twenty-three thousand, five".