265022466225 has 24 divisors (see below), whose sum is σ = 478004158752. Its totient is φ = 128495740800.

The previous prime is 265022466221. The next prime is 265022466299. The reversal of 265022466225 is 522664220562.

It is not a de Polignac number, because 265022466225 - 2² = 265022466221 is a prime.

It is not an unprimeable number, because it can be changed into a prime (265022466221) 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, 160618852 + ... + 160620501.

It is an arithmetic number, because the mean of its divisors is an integer number (19916839948).

Almost surely, 2^265022466225 is an apocalyptic number.

265022466225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

265022466225 is a deficient number, since it is larger than the sum of its proper divisors (212981692527).

265022466225 is a wasteful number, since it uses less digits than its factorization.

265022466225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321239377 (or 321239372 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 42.

Adding to 265022466225 its reverse (522664220562), we get a palindrome (787686686787).

The spelling of 265022466225 in words is "two hundred sixty-five billion, twenty-two million, four hundred sixty-six thousand, two hundred twenty-five".