226001326693 has 2 divisors, whose sum is σ = 226001326694. Its totient is φ = 226001326692.

The previous prime is 226001326669. The next prime is 226001326709. The reversal of 226001326693 is 396623100622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 162891345604 + 63109981089 = 403598^2 + 251217^2 .

It is a cyclic number.

It is not a de Polignac number, because 226001326693 - 2⁹ = 226001326181 is a prime.

It is a super-2 number, since 2×226001326693² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226001326613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113000663346 + 113000663347.

It is an arithmetic number, because the mean of its divisors is an integer number (113000663347).

Almost surely, 2^226001326693 is an apocalyptic number.

It is an amenable number.

226001326693 is a deficient number, since it is larger than the sum of its proper divisors (1).

226001326693 is an equidigital number, since it uses as much as digits as its factorization.

226001326693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 139968, while the sum is 40.

The spelling of 226001326693 in words is "two hundred twenty-six billion, one million, three hundred twenty-six thousand, six hundred ninety-three".