223256006263 has 4 divisors (see below), whose sum is σ = 232962789168. Its totient is φ = 213549223360.

The previous prime is 223256006251. The next prime is 223256006273. The reversal of 223256006263 is 362600652322.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 362600652322 = 2 ⋅181300326161.

It is a cyclic number.

It is not a de Polignac number, because 223256006263 - 2¹⁷ = 223255875191 is a prime.

It is a super-3 number, since 3×223256006263³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223256006273) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4853391418 + ... + 4853391463.

It is an arithmetic number, because the mean of its divisors is an integer number (58240697292).

Almost surely, 2^223256006263 is an apocalyptic number.

223256006263 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

223256006263 is a deficient number, since it is larger than the sum of its proper divisors (9706782905).

223256006263 is an equidigital number, since it uses as much as digits as its factorization.

223256006263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9706782904.

The product of its (nonzero) digits is 155520, while the sum is 37.

Adding to 223256006263 its reverse (362600652322), we get a palindrome (585856658585).

The spelling of 223256006263 in words is "two hundred twenty-three billion, two hundred fifty-six million, six thousand, two hundred sixty-three".