22863517255 has 4 divisors (see below), whose sum is σ = 27436220712. Its totient is φ = 18290813800.

The previous prime is 22863517231. The next prime is 22863517267. The reversal of 22863517255 is 55271536822.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55271536822 = 2 ⋅27635768411.

It is not a de Polignac number, because 22863517255 - 2⁵ = 22863517223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2286351721 + ... + 2286351730.

It is an arithmetic number, because the mean of its divisors is an integer number (6859055178).

Almost surely, 2^22863517255 is an apocalyptic number.

22863517255 is a deficient number, since it is larger than the sum of its proper divisors (4572703457).

22863517255 is an equidigital number, since it uses as much as digits as its factorization.

22863517255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4572703456.

The product of its digits is 1008000, while the sum is 46.

The spelling of 22863517255 in words is "twenty-two billion, eight hundred sixty-three million, five hundred seventeen thousand, two hundred fifty-five".