425645255 has 8 divisors (see below), whose sum is σ = 583742112. Its totient is φ = 291871008.

The previous prime is 425645243. The next prime is 425645263. The reversal of 425645255 is 552546524.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 425645255 - 2¹² = 425641159 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 7 ways as a sum of consecutive naturals, for example, 6080612 + ... + 6080681.

It is an arithmetic number, because the mean of its divisors is an integer number (72967764).

Almost surely, 2^425645255 is an apocalyptic number.

425645255 is a deficient number, since it is larger than the sum of its proper divisors (158096857).

425645255 is a wasteful number, since it uses less digits than its factorization.

425645255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12161305.

The product of its digits is 240000, while the sum is 38.

The square root of 425645255 is about 20631.1719250265. The cubic root of 425645255 is about 752.2276023518.

The spelling of 425645255 in words is "four hundred twenty-five million, six hundred forty-five thousand, two hundred fifty-five".