226656499361597 has 2 divisors, whose sum is σ = 226656499361598. Its totient is φ = 226656499361596.

The previous prime is 226656499361533. The next prime is 226656499361711. The reversal of 226656499361597 is 795163994656622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 226656005899801 + 493461796 = 15055099^2 + 22214^2 .

It is a cyclic number.

It is not a de Polignac number, because 226656499361597 - 2⁶ = 226656499361533 is a prime.

It is a super-3 number, since 3×226656499361597³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226656499363597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113328249680798 + 113328249680799.

It is an arithmetic number, because the mean of its divisors is an integer number (113328249680799).

Almost surely, 2^{226656499361597} is an apocalyptic number.

It is an amenable number.

226656499361597 is a deficient number, since it is larger than the sum of its proper divisors (1).

226656499361597 is an equidigital number, since it uses as much as digits as its factorization.

226656499361597 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7936185600, while the sum is 80.

The spelling of 226656499361597 in words is "two hundred twenty-six trillion, six hundred fifty-six billion, four hundred ninety-nine million, three hundred sixty-one thousand, five hundred ninety-seven".