425530052143271 has 4 divisors (see below), whose sum is σ = 425530694377152. Its totient is φ = 425529409909392.

The previous prime is 425530052143253. The next prime is 425530052143289. The reversal of 425530052143271 is 172341250035524.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (425530052143253) and next prime (425530052143289).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425530052143271 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 (425530052133271) 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 3 ways as a sum of consecutive naturals, for example, 320122046 + ... + 321448571.

It is an arithmetic number, because the mean of its divisors is an integer number (106382673594288).

Almost surely, 2^{425530052143271} is an apocalyptic number.

425530052143271 is a deficient number, since it is larger than the sum of its proper divisors (642233881).

425530052143271 is an equidigital number, since it uses as much as digits as its factorization.

425530052143271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642233880.

The product of its (nonzero) digits is 1008000, while the sum is 44.

The spelling of 425530052143271 in words is "four hundred twenty-five trillion, five hundred thirty billion, fifty-two million, one hundred forty-three thousand, two hundred seventy-one".