225134512040665 has 32 divisors (see below), whose sum is σ = 288613901122560. Its totient is φ = 168216734380800.

The previous prime is 225134512040663. The next prime is 225134512040707. The reversal of 225134512040665 is 566040215431522.

It is not a de Polignac number, because 225134512040665 - 2¹ = 225134512040663 is a prime.

It is a super-2 number, since 2×225134512040665² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (225134512040663) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 184842 + ... + 21220348.

It is an arithmetic number, because the mean of its divisors is an integer number (9019184410080).

Almost surely, 2^{225134512040665} is an apocalyptic number.

It is an amenable number.

225134512040665 is a deficient number, since it is larger than the sum of its proper divisors (63479389081895).

225134512040665 is a wasteful number, since it uses less digits than its factorization.

225134512040665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21037953.

The product of its (nonzero) digits is 1728000, while the sum is 46.

The spelling of 225134512040665 in words is "two hundred twenty-five trillion, one hundred thirty-four billion, five hundred twelve million, forty thousand, six hundred sixty-five".