225607514525 has 6 divisors (see below), whose sum is σ = 279753318042. Its totient is φ = 180486011600.

The previous prime is 225607514519. The next prime is 225607514551. The reversal of 225607514525 is 525415706522.

225607514525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 2768759161 + 222838755364 = 52619^2 + 472058^2 .

It is not a de Polignac number, because 225607514525 - 2⁸ = 225607514269 is a prime.

It is a super-2 number, since 2×225607514525² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 4512150266 + ... + 4512150315.

It is an arithmetic number, because the mean of its divisors is an integer number (46625553007).

Almost surely, 2^225607514525 is an apocalyptic number.

225607514525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

225607514525 is a deficient number, since it is larger than the sum of its proper divisors (54145803517).

225607514525 is an equidigital number, since it uses as much as digits as its factorization.

225607514525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9024300591 (or 9024300586 counting only the distinct ones).

The product of its (nonzero) digits is 840000, while the sum is 44.

The spelling of 225607514525 in words is "two hundred twenty-five billion, six hundred seven million, five hundred fourteen thousand, five hundred twenty-five".