223668275535247 has 2 divisors, whose sum is σ = 223668275535248. Its totient is φ = 223668275535246.

The previous prime is 223668275535193. The next prime is 223668275535269. The reversal of 223668275535247 is 742535572866322.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 223668275535247 - 2³⁹ = 223118519721359 is a prime.

It is a super-2 number, since 2×223668275535247² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223668275535347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111834137767623 + 111834137767624.

It is an arithmetic number, because the mean of its divisors is an integer number (111834137767624).

Almost surely, 2^{223668275535247} is an apocalyptic number.

223668275535247 is a deficient number, since it is larger than the sum of its proper divisors (1).

223668275535247 is an equidigital number, since it uses as much as digits as its factorization.

223668275535247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1016064000, while the sum is 67.

The spelling of 223668275535247 in words is "two hundred twenty-three trillion, six hundred sixty-eight billion, two hundred seventy-five million, five hundred thirty-five thousand, two hundred forty-seven".