6503223055 has 16 divisors (see below), whose sum is σ = 9026164224. Its totient is φ = 4405623840.

The previous prime is 6503223049. The next prime is 6503223079. The reversal of 6503223055 is 5503223056.

It is not a de Polignac number, because 6503223055 - 2⁹ = 6503222543 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 (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1116411 + ... + 1122220.

It is an arithmetic number, because the mean of its divisors is an integer number (564135264).

Almost surely, 2^6503223055 is an apocalyptic number.

6503223055 is a deficient number, since it is larger than the sum of its proper divisors (2522941169).

6503223055 is a wasteful number, since it uses less digits than its factorization.

6503223055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2238726.

The product of its (nonzero) digits is 27000, while the sum is 31.

The square root of 6503223055 is about 80642.5635443219. The cubic root of 6503223055 is about 1866.5639912523.

Subtracting from 6503223055 its reverse (5503223056), we obtain a palindrome (999999999).

The spelling of 6503223055 in words is "six billion, five hundred three million, two hundred twenty-three thousand, fifty-five".