226404640607 has 2 divisors, whose sum is σ = 226404640608. Its totient is φ = 226404640606.

The previous prime is 226404640601. The next prime is 226404640639. The reversal of 226404640607 is 706046404622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 226404640607 - 2¹² = 226404636511 is a prime.

It is a super-2 number, since 2×226404640607² (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 (226404640601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113202320303 + 113202320304.

It is an arithmetic number, because the mean of its divisors is an integer number (113202320304).

Almost surely, 2^226404640607 is an apocalyptic number.

226404640607 is a deficient number, since it is larger than the sum of its proper divisors (1).

226404640607 is an equidigital number, since it uses as much as digits as its factorization.

226404640607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 387072, while the sum is 41.

The spelling of 226404640607 in words is "two hundred twenty-six billion, four hundred four million, six hundred forty thousand, six hundred seven".