25502582828 has 12 divisors (see below), whose sum is σ = 44631209952. Its totient is φ = 12750808560.

The previous prime is 25502582789. The next prime is 25502582837. The reversal of 25502582828 is 82828520552.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15101 + ... + 226347.

It is an arithmetic number, because the mean of its divisors is an integer number (3719267496).

Almost surely, 2^25502582828 is an apocalyptic number.

It is an amenable number.

25502582828 is a deficient number, since it is larger than the sum of its proper divisors (19128627124).

25502582828 is a wasteful number, since it uses less digits than its factorization.

25502582828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241432 (or 241430 counting only the distinct ones).

The product of its (nonzero) digits is 1024000, while the sum is 47.

The spelling of 25502582828 in words is "twenty-five billion, five hundred two million, five hundred eighty-two thousand, eight hundred twenty-eight".