617222222289 has 8 divisors (see below), whose sum is σ = 914403292320. Its totient is φ = 411481481508.

The previous prime is 617222222269. The next prime is 617222222291. The reversal of 617222222289 is 982222222716.

617222222289 is a `hidden beast` number, since 61 + 72 + 22 + 222 + 289 = 666.

It is not a de Polignac number, because 617222222289 - 2⁵ = 617222222257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (617222222209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11430041127 + ... + 11430041180.

It is an arithmetic number, because the mean of its divisors is an integer number (114300411540).

Almost surely, 2^617222222289 is an apocalyptic number.

It is an amenable number.

617222222289 is a deficient number, since it is larger than the sum of its proper divisors (297181070031).

617222222289 is a wasteful number, since it uses less digits than its factorization.

617222222289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22860082316 (or 22860082310 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The spelling of 617222222289 in words is "six hundred seventeen billion, two hundred twenty-two million, two hundred twenty-two thousand, two hundred eighty-nine".