52202512225 has 12 divisors (see below), whose sum is σ = 64769402236. Its totient is φ = 41737308480.

The previous prime is 52202512223. The next prime is 52202512231. The reversal of 52202512225 is 52221520225.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 141419664 + 52061092561 = 11892^2 + 228169^2 .

It is not a de Polignac number, because 52202512225 - 2¹ = 52202512223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52202512193 and 52202512202.

It is not an unprimeable number, because it can be changed into a prime (52202512223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 574362 + ... + 659011.

Almost surely, 2^52202512225 is an apocalyptic number.

It is an amenable number.

52202512225 is a deficient number, since it is larger than the sum of its proper divisors (12566890011).

52202512225 is a wasteful number, since it uses less digits than its factorization.

52202512225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235076 (or 1235071 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 28.

Adding to 52202512225 its product of nonzero digits (8000), we get a palindrome (52202520225).

The spelling of 52202512225 in words is "fifty-two billion, two hundred two million, five hundred twelve thousand, two hundred twenty-five".