225133706565544 has 64 divisors (see below), whose sum is σ = 483400677427200. Its totient is φ = 96291743889600.

The previous prime is 225133706565533. The next prime is 225133706565629. The reversal of 225133706565544 is 445565607331522.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81288949 + ... + 84012859.

It is an arithmetic number, because the mean of its divisors is an integer number (7553135584800).

Almost surely, 2^{225133706565544} is an apocalyptic number.

It is an amenable number.

225133706565544 is an abundant number, since it is smaller than the sum of its proper divisors (258266970861656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225133706565544 is a wasteful number, since it uses less digits than its factorization.

225133706565544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2726894 (or 2726890 counting only the distinct ones).

The product of its (nonzero) digits is 90720000, while the sum is 58.

The spelling of 225133706565544 in words is "two hundred twenty-five trillion, one hundred thirty-three billion, seven hundred six million, five hundred sixty-five thousand, five hundred forty-four".