222338561671864 has 16 divisors (see below), whose sum is σ = 454783421601720. Its totient is φ = 101062982578080.

The previous prime is 222338561671747. The next prime is 222338561671903. The reversal of 222338561671864 is 468176165833222.

It is a junction number, because it is equal to n+sod(n) for n = 222338561671796 and 222338561671805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1263287282139 + ... + 1263287282314.

Almost surely, 2^{222338561671864} is an apocalyptic number.

It is an amenable number.

222338561671864 is an abundant number, since it is smaller than the sum of its proper divisors (232444859929856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222338561671864 is a wasteful number, since it uses less digits than its factorization.

222338561671864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2526574564470 (or 2526574564466 counting only the distinct ones).

The product of its digits is 139345920, while the sum is 64.

The spelling of 222338561671864 in words is "two hundred twenty-two trillion, three hundred thirty-eight billion, five hundred sixty-one million, six hundred seventy-one thousand, eight hundred sixty-four".