225272071717612 has 12 divisors (see below), whose sum is σ = 398053563618256. Its totient is φ = 111542482112400.

The previous prime is 225272071717607. The next prime is 225272071717613. The reversal of 225272071717612 is 216717170272522.

It is a happy number.

It is a super-3 number, since 3×225272071717612³ (a number of 44 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 225272071717612.

It is not an unprimeable number, because it can be changed into a prime (225272071717613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273388436139 + ... + 273388436962.

Almost surely, 2^{225272071717612} is an apocalyptic number.

It is an amenable number.

225272071717612 is a deficient number, since it is larger than the sum of its proper divisors (172781491900644).

225272071717612 is a wasteful number, since it uses less digits than its factorization.

225272071717612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546776873208 (or 546776873206 counting only the distinct ones).

The product of its (nonzero) digits is 2304960, while the sum is 52.

The spelling of 225272071717612 in words is "two hundred twenty-five trillion, two hundred seventy-two billion, seventy-one million, seven hundred seventeen thousand, six hundred twelve".