225180306685 has 8 divisors (see below), whose sum is σ = 275965652736. Its totient is φ = 176311388880.

The previous prime is 225180306683. The next prime is 225180306707. The reversal of 225180306685 is 586603081522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 225180306685 - 2¹ = 225180306683 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225180306683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 479106801 + ... + 479107270.

It is an arithmetic number, because the mean of its divisors is an integer number (34495706592).

Almost surely, 2^225180306685 is an apocalyptic number.

It is an amenable number.

225180306685 is a deficient number, since it is larger than the sum of its proper divisors (50785346051).

225180306685 is an equidigital number, since it uses as much as digits as its factorization.

225180306685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 958214123.

The product of its (nonzero) digits is 691200, while the sum is 46.

The spelling of 225180306685 in words is "two hundred twenty-five billion, one hundred eighty million, three hundred six thousand, six hundred eighty-five".