225251156265 has 16 divisors (see below), whose sum is σ = 362485101888. Its totient is φ = 119439532736.

The previous prime is 225251156257. The next prime is 225251156267. The reversal of 225251156265 is 562651152522.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 225251156265 - 2³ = 225251156257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (225251156267) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43398399 + ... + 43403588.

It is an arithmetic number, because the mean of its divisors is an integer number (22655318868).

Almost surely, 2^225251156265 is an apocalyptic number.

It is an amenable number.

225251156265 is a deficient number, since it is larger than the sum of its proper divisors (137233945623).

225251156265 is a wasteful number, since it uses less digits than its factorization.

225251156265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86802168.

The product of its digits is 360000, while the sum is 42.

The spelling of 225251156265 in words is "two hundred twenty-five billion, two hundred fifty-one million, one hundred fifty-six thousand, two hundred sixty-five".