25825001115 has 16 divisors (see below), whose sum is σ = 43494739200. Its totient is φ = 13048421472.

The previous prime is 25825001101. The next prime is 25825001119. The reversal of 25825001115 is 51110052852.

It is not a de Polignac number, because 25825001115 - 2⁶ = 25825001051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25825001119) 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 15 ways as a sum of consecutive naturals, for example, 45306735 + ... + 45307304.

It is an arithmetic number, because the mean of its divisors is an integer number (2718421200).

Almost surely, 2^25825001115 is an apocalyptic number.

25825001115 is a deficient number, since it is larger than the sum of its proper divisors (17669738085).

25825001115 is a wasteful number, since it uses less digits than its factorization.

25825001115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90614066.

The product of its (nonzero) digits is 4000, while the sum is 30.

Adding to 25825001115 its reverse (51110052852), we get a palindrome (76935053967).

The spelling of 25825001115 in words is "twenty-five billion, eight hundred twenty-five million, one thousand, one hundred fifteen".