2318265082225 has 9 divisors (see below), whose sum is σ = 2874658142017. Its totient is φ = 1854605975440.

The previous prime is 2318265082223. The next prime is 2318265082247. The reversal of 2318265082225 is 5222805628132.

The square root of 2318265082225 is 1522585.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 344419918129 + 1973845164096 = 586873^2 + 1404936^2 .

It is not a de Polignac number, because 2318265082225 - 2¹ = 2318265082223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2318265082223) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 7460667 + ... + 7765183.

Almost surely, 2^{2318265082225} is an apocalyptic number.

2318265082225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2318265082225 is the 1522585-th square number.

2318265082225 is the 761293-rd centered octagonal number.

It is an amenable number.

2318265082225 is a deficient number, since it is larger than the sum of its proper divisors (556393059792).

2318265082225 is an frugal number, since it uses more digits than its factorization.

2318265082225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609044 (or 304522 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 46.

The spelling of 2318265082225 in words is "two trillion, three hundred eighteen billion, two hundred sixty-five million, eighty-two thousand, two hundred twenty-five".