227009189461 has 8 divisors (see below), whose sum is σ = 240382246104. Its totient is φ = 213638307840.

The previous prime is 227009189431. The next prime is 227009189497. The reversal of 227009189461 is 164981900722.

It can be written as a sum of positive squares in 4 ways, for example, as 59191970436 + 167817219025 = 243294^2 + 409655^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 227009189461 - 2¹⁷ = 227009058389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (227009189431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 326380 + ... + 748693.

It is an arithmetic number, because the mean of its divisors is an integer number (30047780763).

Almost surely, 2^227009189461 is an apocalyptic number.

It is an amenable number.

227009189461 is a deficient number, since it is larger than the sum of its proper divisors (13373056643).

227009189461 is a wasteful number, since it uses less digits than its factorization.

227009189461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1087511.

The product of its (nonzero) digits is 435456, while the sum is 49.

The spelling of 227009189461 in words is "two hundred twenty-seven billion, nine million, one hundred eighty-nine thousand, four hundred sixty-one".