522255552226 has 8 divisors (see below), whose sum is σ = 791459445420. Its totient is φ = 258435737088.

The previous prime is 522255552211. The next prime is 522255552307. The reversal of 522255552226 is 622255552225.

It can be written as a sum of positive squares in 2 ways, for example, as 522004805001 + 250747225 = 722499^2 + 15835^2 .

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

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, 1346019271 + ... + 1346019658.

Almost surely, 2^522255552226 is an apocalyptic number.

522255552226 is a deficient number, since it is larger than the sum of its proper divisors (269203893194).

522255552226 is a wasteful number, since it uses less digits than its factorization.

522255552226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2692039028.

The product of its digits is 1200000, while the sum is 43.

Subtracting 522255552226 from its reverse (622255552225), we obtain a palindrome (99999999999).

The spelling of 522255552226 in words is "five hundred twenty-two billion, two hundred fifty-five million, five hundred fifty-two thousand, two hundred twenty-six".