223676576480261 has 2 divisors, whose sum is σ = 223676576480262. Its totient is φ = 223676576480260.

The previous prime is 223676576480239. The next prime is 223676576480311. The reversal of 223676576480261 is 162084675676322.

223676576480261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 211389238071361 + 12287338408900 = 14539231^2 + 3505330^2 .

It is a cyclic number.

It is not a de Polignac number, because 223676576480261 - 2²⁶ = 223676509371397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223676576480761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111838288240130 + 111838288240131.

It is an arithmetic number, because the mean of its divisors is an integer number (111838288240131).

Almost surely, 2^{223676576480261} is an apocalyptic number.

It is an amenable number.

223676576480261 is a deficient number, since it is larger than the sum of its proper divisors (1).

223676576480261 is an equidigital number, since it uses as much as digits as its factorization.

223676576480261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 243855360, while the sum is 65.

The spelling of 223676576480261 in words is "two hundred twenty-three trillion, six hundred seventy-six billion, five hundred seventy-six million, four hundred eighty thousand, two hundred sixty-one".