220024240455 has 16 divisors (see below), whose sum is σ = 352540996704. Its totient is φ = 117178857600.

The previous prime is 220024240427. The next prime is 220024240481. The reversal of 220024240455 is 554042420022.

It is not a de Polignac number, because 220024240455 - 2⁶ = 220024240391 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 15 ways as a sum of consecutive naturals, for example, 10451884 + ... + 10472913.

It is an arithmetic number, because the mean of its divisors is an integer number (22033812294).

Almost surely, 2^220024240455 is an apocalyptic number.

220024240455 is a deficient number, since it is larger than the sum of its proper divisors (132516756249).

220024240455 is a wasteful number, since it uses less digits than its factorization.

220024240455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20925506.

The product of its (nonzero) digits is 25600, while the sum is 30.

Adding to 220024240455 its reverse (554042420022), we get a palindrome (774066660477).

The spelling of 220024240455 in words is "two hundred twenty billion, twenty-four million, two hundred forty thousand, four hundred fifty-five".