422016066252 has 240 divisors, whose sum is σ = 1307744148480. Its totient is φ = 117244195200.

The previous prime is 422016066167. The next prime is 422016066257. The reversal of 422016066252 is 252660610224.

422016066252 is a `hidden beast` number, since 4 + 2 + 20 + 1 + 6 + 0 + 6 + 625 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (422016066257) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1998678 + ... + 2199714.

It is an arithmetic number, because the mean of its divisors is an integer number (5448933952).

Almost surely, 2^422016066252 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422016066252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (653872074240).

422016066252 is an abundant number, since it is smaller than the sum of its proper divisors (885728082228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422016066252 is a wasteful number, since it uses less digits than its factorization.

422016066252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201114 (or 201103 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 422016066252 its reverse (252660610224), we get a palindrome (674676676476).

The spelling of 422016066252 in words is "four hundred twenty-two billion, sixteen million, sixty-six thousand, two hundred fifty-two".