25082528585 has 16 divisors (see below), whose sum is σ = 30675355776. Its totient is φ = 19685451648.

The previous prime is 25082528579. The next prime is 25082528599. The reversal of 25082528585 is 58582528052.

It is a cyclic number.

It is not a de Polignac number, because 25082528585 - 2²⁴ = 25065751369 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172484 + ... + 282693.

It is an arithmetic number, because the mean of its divisors is an integer number (1917209736).

Almost surely, 2^25082528585 is an apocalyptic number.

It is an amenable number.

25082528585 is a deficient number, since it is larger than the sum of its proper divisors (5592827191).

25082528585 is a wasteful number, since it uses less digits than its factorization.

25082528585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455392.

The product of its (nonzero) digits is 2560000, while the sum is 50.

The spelling of 25082528585 in words is "twenty-five billion, eighty-two million, five hundred twenty-eight thousand, five hundred eighty-five".