226352468557 has 2 divisors, whose sum is σ = 226352468558. Its totient is φ = 226352468556.

The previous prime is 226352468533. The next prime is 226352468591. The reversal of 226352468557 is 755864253622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222237759241 + 4114709316 = 471421^2 + 64146^2 .

It is a cyclic number.

It is not a de Polignac number, because 226352468557 - 2⁷ = 226352468429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 226352468498 and 226352468507.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226352468057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113176234278 + 113176234279.

It is an arithmetic number, because the mean of its divisors is an integer number (113176234279).

Almost surely, 2^226352468557 is an apocalyptic number.

It is an amenable number.

226352468557 is a deficient number, since it is larger than the sum of its proper divisors (1).

226352468557 is an equidigital number, since it uses as much as digits as its factorization.

226352468557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192000, while the sum is 55.

The spelling of 226352468557 in words is "two hundred twenty-six billion, three hundred fifty-two million, four hundred sixty-eight thousand, five hundred fifty-seven".