25608212002 has 8 divisors (see below), whose sum is σ = 39305627856. Its totient is φ = 12506336052.

The previous prime is 25608211957. The next prime is 25608212009. The reversal of 25608212002 is 20021280652.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (25608212009) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 148884868 + ... + 148885039.

It is an arithmetic number, because the mean of its divisors is an integer number (4913203482).

Almost surely, 2^25608212002 is an apocalyptic number.

25608212002 is a deficient number, since it is larger than the sum of its proper divisors (13697415854).

25608212002 is a wasteful number, since it uses less digits than its factorization.

25608212002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297769952.

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 25608212002 its reverse (20021280652), we get a palindrome (45629492654).

The spelling of 25608212002 in words is "twenty-five billion, six hundred eight million, two hundred twelve thousand, two".