426616442111225 has 6 divisors (see below), whose sum is σ = 529004388217950. Its totient is φ = 341293153688960.

The previous prime is 426616442111219. The next prime is 426616442111243. The reversal of 426616442111225 is 522111244616624.

It can be written as a sum of positive squares in 3 ways, for example, as 70555430473984 + 356061011637241 = 8399728^2 + 18869579^2 .

It is not a de Polignac number, because 426616442111225 - 2²⁶ = 426616375002361 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 426616442111225.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8532328842200 + ... + 8532328842249.

It is an arithmetic number, because the mean of its divisors is an integer number (88167398036325).

Almost surely, 2^{426616442111225} is an apocalyptic number.

It is an amenable number.

426616442111225 is a deficient number, since it is larger than the sum of its proper divisors (102387946106725).

426616442111225 is a wasteful number, since it uses less digits than its factorization.

426616442111225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17064657684459 (or 17064657684454 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 47.

Adding to 426616442111225 its reverse (522111244616624), we get a palindrome (948727686727849).

The spelling of 426616442111225 in words is "four hundred twenty-six trillion, six hundred sixteen billion, four hundred forty-two million, one hundred eleven thousand, two hundred twenty-five".