52204240225 has 24 divisors (see below), whose sum is σ = 67565139840. Its totient is φ = 39937307520.

The previous prime is 52204240223. The next prime is 52204240289.

52204240225 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 52204240225 - 2¹ = 52204240223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52204240193 and 52204240202.

It is not an unprimeable number, because it can be changed into a prime (52204240223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2819197 + ... + 2837653.

It is an arithmetic number, because the mean of its divisors is an integer number (2815214160).

Almost surely, 2^52204240225 is an apocalyptic number.

It is an amenable number.

52204240225 is a deficient number, since it is larger than the sum of its proper divisors (15360899615).

52204240225 is a wasteful number, since it uses less digits than its factorization.

52204240225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23409 (or 23404 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 28.

The spelling of 52204240225 in words is "fifty-two billion, two hundred four million, two hundred forty thousand, two hundred twenty-five".