25028052550025 has 24 divisors (see below), whose sum is σ = 35596370466240. Its totient is φ = 17100136128960.

The previous prime is 25028052549961. The next prime is 25028052550043. The reversal of 25028052550025 is 52005525082052.

It is not a de Polignac number, because 25028052550025 - 2⁶ = 25028052549961 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 258105755 + ... + 258202704.

It is an arithmetic number, because the mean of its divisors is an integer number (1483182102760).

Almost surely, 2^{25028052550025} is an apocalyptic number.

25028052550025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25028052550025 is a deficient number, since it is larger than the sum of its proper divisors (10568317916215).

25028052550025 is a wasteful number, since it uses less digits than its factorization.

25028052550025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516308753 (or 516308748 counting only the distinct ones).

The product of its (nonzero) digits is 400000, while the sum is 41.

The spelling of 25028052550025 in words is "twenty-five trillion, twenty-eight billion, fifty-two million, five hundred fifty thousand, twenty-five".