245322025055225 has 6 divisors (see below), whose sum is σ = 304199311068510. Its totient is φ = 196257620044160.

The previous prime is 245322025055203. The next prime is 245322025055449. The reversal of 245322025055225 is 522550520223542.

It can be written as a sum of positive squares in 3 ways, for example, as 4606427695081 + 240715597360144 = 2146259^2 + 15515012^2 .

It is not a de Polignac number, because 245322025055225 - 2¹⁶ = 245322024989689 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4906440501080 + ... + 4906440501129.

It is an arithmetic number, because the mean of its divisors is an integer number (50699885178085).

Almost surely, 2^{245322025055225} is an apocalyptic number.

245322025055225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

245322025055225 is a deficient number, since it is larger than the sum of its proper divisors (58877286013285).

245322025055225 is an equidigital number, since it uses as much as digits as its factorization.

245322025055225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9812881002219 (or 9812881002214 counting only the distinct ones).

The product of its (nonzero) digits is 2400000, while the sum is 44.

Adding to 245322025055225 its reverse (522550520223542), we get a palindrome (767872545278767).

The spelling of 245322025055225 in words is "two hundred forty-five trillion, three hundred twenty-two billion, twenty-five million, fifty-five thousand, two hundred twenty-five".