226001712661 has 2 divisors, whose sum is σ = 226001712662. Its totient is φ = 226001712660.

The previous prime is 226001712653. The next prime is 226001712691. The reversal of 226001712661 is 166217100622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 218028294225 + 7973418436 = 466935^2 + 89294^2 .

It is a cyclic number.

It is not a de Polignac number, because 226001712661 - 2³ = 226001712653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226001712631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113000856330 + 113000856331.

It is an arithmetic number, because the mean of its divisors is an integer number (113000856331).

Almost surely, 2^226001712661 is an apocalyptic number.

It is an amenable number.

226001712661 is a deficient number, since it is larger than the sum of its proper divisors (1).

226001712661 is an equidigital number, since it uses as much as digits as its factorization.

226001712661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 34.

The spelling of 226001712661 in words is "two hundred twenty-six billion, one million, seven hundred twelve thousand, six hundred sixty-one".