222169872888769 has 8 divisors (see below), whose sum is σ = 239261312704680. Its totient is φ = 205078640157696.

The previous prime is 222169872888713. The next prime is 222169872888823. The reversal of 222169872888769 is 967888278961222.

It can be written as a sum of positive squares in 4 ways, for example, as 641179743169 + 221528693145600 = 800737^2 + 14883840^2 .

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 222169872888769 - 2³⁷ = 222032433935297 is a prime.

It is a super-2 number, since 2×222169872888769² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222169842888769) 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, 49539424 + ... + 53837665.

It is an arithmetic number, because the mean of its divisors is an integer number (29907664088085).

Almost surely, 2^{222169872888769} is an apocalyptic number.

It is an amenable number.

222169872888769 is a deficient number, since it is larger than the sum of its proper divisors (17091439815911).

222169872888769 is a wasteful number, since it uses less digits than its factorization.

222169872888769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103542419.

The product of its digits is 9364045824, while the sum is 85.

The spelling of 222169872888769 in words is "two hundred twenty-two trillion, one hundred sixty-nine billion, eight hundred seventy-two million, eight hundred eighty-eight thousand, seven hundred sixty-nine".