525402325053242 has 24 divisors (see below), whose sum is σ = 987294478948596. Its totient is φ = 207851469251328.

The previous prime is 525402325053163. The next prime is 525402325053299. The reversal of 525402325053242 is 242350523204525.

It can be written as a sum of positive squares in 2 ways, for example, as 523041428269801 + 2360896783441 = 22870099^2 + 1536521^2 .

It is a junction number, because it is equal to n+sod(n) for n = 525402325053193 and 525402325053202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 206201853143 + ... + 206201855690.

Almost surely, 2^{525402325053242} is an apocalyptic number.

525402325053242 is a deficient number, since it is larger than the sum of its proper divisors (461892153895354).

525402325053242 is a wasteful number, since it uses less digits than its factorization.

525402325053242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412403708862 (or 412403708855 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 44.

Adding to 525402325053242 its reverse (242350523204525), we get a palindrome (767752848257767).

The spelling of 525402325053242 in words is "five hundred twenty-five trillion, four hundred two billion, three hundred twenty-five million, fifty-three thousand, two hundred forty-two".