825574582225231 has 8 divisors (see below), whose sum is σ = 835538400958464. Its totient is φ = 815611171516440.

The previous prime is 825574582225201. The next prime is 825574582225271. The reversal of 825574582225231 is 132522285475528.

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

It is not a de Polignac number, because 825574582225231 - 2¹⁵ = 825574582192463 is a prime.

It is a super-3 number, since 3×825574582225231³ (a number of 46 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 825574582225231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (825574582225201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97934025 + ... + 106029346.

It is an arithmetic number, because the mean of its divisors is an integer number (104442300119808).

Almost surely, 2^{825574582225231} is an apocalyptic number.

825574582225231 is a deficient number, since it is larger than the sum of its proper divisors (9963818733233).

825574582225231 is a wasteful number, since it uses less digits than its factorization.

825574582225231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204012221.

The product of its digits is 107520000, while the sum is 61.

The spelling of 825574582225231 in words is "eight hundred twenty-five trillion, five hundred seventy-four billion, five hundred eighty-two million, two hundred twenty-five thousand, two hundred thirty-one".