2025859871 has 8 divisors (see below), whose sum is σ = 2362519200. Its totient is φ = 1736451024.

The previous prime is 2025859861. The next prime is 2025859877. The reversal of 2025859871 is 1789585202.

It is not a de Polignac number, because 2025859871 - 2¹⁰ = 2025858847 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 (2025859877) 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, 2952806 + ... + 2953491.

It is an arithmetic number, because the mean of its divisors is an integer number (295314900).

Almost surely, 2^2025859871 is an apocalyptic number.

2025859871 is a deficient number, since it is larger than the sum of its proper divisors (336659329).

2025859871 is an frugal number, since it uses more digits than its factorization.

2025859871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5906318 (or 5906304 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 47.

The square root of 2025859871 is about 45009.5531082014. The cubic root of 2025859871 is about 1265.3280450294.

The spelling of 2025859871 in words is "two billion, twenty-five million, eight hundred fifty-nine thousand, eight hundred seventy-one".