422323525323225 has 72 divisors (see below), whose sum is σ = 770799708708120. Its totient is φ = 220960996439040.

The previous prime is 422323525323197. The next prime is 422323525323289. The reversal of 422323525323225 is 522323525323224.

422323525323225 is a `hidden beast` number, since 4 + 2 + 2 + 3 + 2 + 352 + 53 + 23 + 225 = 666.

It can be written as a sum of positive squares in 12 ways, for example, as 433972224 + 422323091351001 = 20832^2 + 20550501^2 .

It is not a de Polignac number, because 422323525323225 - 2⁷ = 422323525323097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

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 71 ways as a sum of consecutive naturals, for example, 90610429 + ... + 95157221.

It is an arithmetic number, because the mean of its divisors is an integer number (10705551509835).

Almost surely, 2^{422323525323225} is an apocalyptic number.

422323525323225 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

422323525323225 is a deficient number, since it is larger than the sum of its proper divisors (348476183384895).

422323525323225 is a wasteful number, since it uses less digits than its factorization.

422323525323225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4554651 (or 4554643 counting only the distinct ones).

The product of its digits is 5184000, while the sum is 45.

Subtracting 422323525323225 from its reverse (522323525323224), we obtain a palindrome (99999999999999).

The spelling of 422323525323225 in words is "four hundred twenty-two trillion, three hundred twenty-three billion, five hundred twenty-five million, three hundred twenty-three thousand, two hundred twenty-five".