2226771264169 has 9 divisors (see below), whose sum is σ = 2230863016221. Its totient is φ = 2222687011500.

The previous prime is 2226771264163. The next prime is 2226771264173. The reversal of 2226771264169 is 9614621776222.

The square root of 2226771264169 is 1492237.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 2226771264169 - 2⁷ = 2226771264041 is a prime.

It is a super-2 number, since 2×2226771264169² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2226771264163) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1120668994 + ... + 1120670980.

It is an arithmetic number, because the mean of its divisors is an integer number (247873668469).

Almost surely, 2^{2226771264169} is an apocalyptic number.

2226771264169 is the 1492237-th square number.

2226771264169 is the 746119-th centered octagonal number.

It is an amenable number.

2226771264169 is a deficient number, since it is larger than the sum of its proper divisors (4091752052).

2226771264169 is an frugal number, since it uses more digits than its factorization.

2226771264169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5476 (or 2738 counting only the distinct ones).

The product of its digits is 6096384, while the sum is 55.

The spelling of 2226771264169 in words is "two trillion, two hundred twenty-six billion, seven hundred seventy-one million, two hundred sixty-four thousand, one hundred sixty-nine".