225252631275 has 72 divisors (see below), whose sum is σ = 437687454960. Its totient is φ = 101910896640.

The previous prime is 225252631271. The next prime is 225252631301. The reversal of 225252631275 is 572136252522.

It is a happy number.

225252631275 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 225252631275 - 2² = 225252631271 is a prime.

It is a super-2 number, since 2×225252631275² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (225252631271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 40531 + ... + 672419.

It is an arithmetic number, because the mean of its divisors is an integer number (6078992430).

Almost surely, 2^225252631275 is an apocalyptic number.

225252631275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

225252631275 is a deficient number, since it is larger than the sum of its proper divisors (212434823685).

225252631275 is a wasteful number, since it uses less digits than its factorization.

225252631275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632013 (or 632001 counting only the distinct ones).

The product of its digits is 504000, while the sum is 42.

Adding to 225252631275 its reverse (572136252522), we get a palindrome (797388883797).

The spelling of 225252631275 in words is "two hundred twenty-five billion, two hundred fifty-two million, six hundred thirty-one thousand, two hundred seventy-five".