522448844225 has 48 divisors (see below), whose sum is σ = 808863277056. Its totient is φ = 325210248000.

The previous prime is 522448844219. The next prime is 522448844227.

522448844225 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 522448844225 - 2⁴ = 522448844209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (522448844227) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1133792 + ... + 1526558.

It is an arithmetic number, because the mean of its divisors is an integer number (16851318272).

Almost surely, 2^522448844225 is an apocalyptic number.

522448844225 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

522448844225 is a deficient number, since it is larger than the sum of its proper divisors (286414432831).

522448844225 is a wasteful number, since it uses less digits than its factorization.

522448844225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393486 (or 393481 counting only the distinct ones).

The product of its digits is 6553600, while the sum is 50.

The spelling of 522448844225 in words is "five hundred twenty-two billion, four hundred forty-eight million, eight hundred forty-four thousand, two hundred twenty-five".