226276625209 has 2 divisors, whose sum is σ = 226276625210. Its totient is φ = 226276625208.

The previous prime is 226276625173. The next prime is 226276625251. The reversal of 226276625209 is 902526672622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 217409577984 + 8867047225 = 466272^2 + 94165^2 .

It is a cyclic number.

It is not a de Polignac number, because 226276625209 - 2¹¹ = 226276623161 is a prime.

It is a super-2 number, since 2×226276625209² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (226276625269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113138312604 + 113138312605.

It is an arithmetic number, because the mean of its divisors is an integer number (113138312605).

Almost surely, 2^226276625209 is an apocalyptic number.

It is an amenable number.

226276625209 is a deficient number, since it is larger than the sum of its proper divisors (1).

226276625209 is an equidigital number, since it uses as much as digits as its factorization.

226276625209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2177280, while the sum is 49.

The spelling of 226276625209 in words is "two hundred twenty-six billion, two hundred seventy-six million, six hundred twenty-five thousand, two hundred nine".