245130225412225 has 18 divisors (see below), whose sum is σ = 314804338498130. Its totient is φ = 189341967198720.

The previous prime is 245130225412147. The next prime is 245130225412229. The reversal of 245130225412225 is 522214522031542.

It can be written as a sum of positive squares in 9 ways, for example, as 63967428145296 + 181162797266929 = 7997964^2 + 13459673^2 .

It is not a de Polignac number, because 245130225412225 - 2²⁹ = 245129688541313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (245130225412229) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5829473040 + ... + 5829515089.

Almost surely, 2^{245130225412225} is an apocalyptic number.

245130225412225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

245130225412225 is a deficient number, since it is larger than the sum of its proper divisors (69674113085905).

245130225412225 is a wasteful number, since it uses less digits than its factorization.

245130225412225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11658988197 (or 11658988163 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 40.

Adding to 245130225412225 its reverse (522214522031542), we get a palindrome (767344747443767).

The spelling of 245130225412225 in words is "two hundred forty-five trillion, one hundred thirty billion, two hundred twenty-five million, four hundred twelve thousand, two hundred twenty-five".