425423676257 has 6 divisors (see below), whose sum is σ = 448992855378. Its totient is φ = 403032956112.

The previous prime is 425423676253. The next prime is 425423676287. The reversal of 425423676257 is 752676324524.

It can be written as a sum of positive squares in only one way, i.e., 412030474816 + 13393201441 = 641896^2 + 115729^2 .

It is not a de Polignac number, because 425423676257 - 2² = 425423676253 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 425423676199 and 425423676208.

It is not an unprimeable number, because it can be changed into a prime (425423676253) by changing a digit.

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, 589229108 + ... + 589229829.

It is an arithmetic number, because the mean of its divisors is an integer number (74832142563).

Almost surely, 2^425423676257 is an apocalyptic number.

It is an amenable number.

425423676257 is a deficient number, since it is larger than the sum of its proper divisors (23569179121).

425423676257 is a wasteful number, since it uses less digits than its factorization.

425423676257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1178458975 (or 1178458956 counting only the distinct ones).

The product of its digits is 16934400, while the sum is 53.

The spelling of 425423676257 in words is "four hundred twenty-five billion, four hundred twenty-three million, six hundred seventy-six thousand, two hundred fifty-seven".