425806906325 has 6 divisors (see below), whose sum is σ = 528000563874. Its totient is φ = 340645525040.

The previous prime is 425806906313. The next prime is 425806906339. The reversal of 425806906325 is 523609608524.

It can be written as a sum of positive squares in 3 ways, for example, as 110727886564 + 315079019761 = 332758^2 + 561319^2 .

It is not a de Polignac number, because 425806906325 - 2¹⁰ = 425806905301 is a prime.

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 (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8516138102 + ... + 8516138151.

It is an arithmetic number, because the mean of its divisors is an integer number (88000093979).

Almost surely, 2^425806906325 is an apocalyptic number.

It is an amenable number.

425806906325 is a deficient number, since it is larger than the sum of its proper divisors (102193657549).

425806906325 is a wasteful number, since it uses less digits than its factorization.

425806906325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17032276263 (or 17032276258 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 50.

The spelling of 425806906325 in words is "four hundred twenty-five billion, eight hundred six million, nine hundred six thousand, three hundred twenty-five".