25828058057525 has 6 divisors (see below), whose sum is σ = 32026791991362. Its totient is φ = 20662446446000.

The previous prime is 25828058057507. The next prime is 25828058057533. The reversal of 25828058057525 is 52575085082852.

It can be written as a sum of positive squares in 3 ways, for example, as 128491420849 + 25699566636676 = 358457^2 + 5069474^2 .

It is not a de Polignac number, because 25828058057525 - 2¹⁰ = 25828058056501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 516561161126 + ... + 516561161175.

It is an arithmetic number, because the mean of its divisors is an integer number (5337798665227).

Almost surely, 2^{25828058057525} is an apocalyptic number.

25828058057525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25828058057525 is a deficient number, since it is larger than the sum of its proper divisors (6198733933837).

25828058057525 is a wasteful number, since it uses less digits than its factorization.

25828058057525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033122322311 (or 1033122322306 counting only the distinct ones).

The product of its (nonzero) digits is 89600000, while the sum is 62.

The spelling of 25828058057525 in words is "twenty-five trillion, eight hundred twenty-eight billion, fifty-eight million, fifty-seven thousand, five hundred twenty-five".