227470568609 has 4 divisors (see below), whose sum is σ = 233018631300. Its totient is φ = 221922505920.

The previous prime is 227470568581. The next prime is 227470568621. The reversal of 227470568609 is 906865074722.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 44372158609 + 183098410000 = 210647^2 + 427900^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-227470568609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (227470568009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2774031284 + ... + 2774031365.

It is an arithmetic number, because the mean of its divisors is an integer number (58254657825).

Almost surely, 2^227470568609 is an apocalyptic number.

It is an amenable number.

227470568609 is a deficient number, since it is larger than the sum of its proper divisors (5548062691).

227470568609 is an equidigital number, since it uses as much as digits as its factorization.

227470568609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5548062690.

The product of its (nonzero) digits is 10160640, while the sum is 56.

The spelling of 227470568609 in words is "two hundred twenty-seven billion, four hundred seventy million, five hundred sixty-eight thousand, six hundred nine".