226566163403 has 2 divisors, whose sum is σ = 226566163404. Its totient is φ = 226566163402.

The previous prime is 226566163391. The next prime is 226566163429. The reversal of 226566163403 is 304361665622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 226566163403 - 2⁴ = 226566163387 is a prime.

It is not a weakly prime, because it can be changed into another prime (276566163403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113283081701 + 113283081702.

It is an arithmetic number, because the mean of its divisors is an integer number (113283081702).

Almost surely, 2^226566163403 is an apocalyptic number.

226566163403 is a deficient number, since it is larger than the sum of its proper divisors (1).

226566163403 is an equidigital number, since it uses as much as digits as its factorization.

226566163403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 44.

The spelling of 226566163403 in words is "two hundred twenty-six billion, five hundred sixty-six million, one hundred sixty-three thousand, four hundred three".