8205725625 has 40 divisors (see below), whose sum is σ = 13756221600. Its totient is φ = 4349376000.

The previous prime is 8205725623. The next prime is 8205725641. The reversal of 8205725625 is 5265275028.

It is a happy number.

It is not a de Polignac number, because 8205725625 - 2¹ = 8205725623 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8205725623) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 292201 + ... + 319049.

It is an arithmetic number, because the mean of its divisors is an integer number (343905540).

Almost surely, 2^8205725625 is an apocalyptic number.

It is an amenable number.

8205725625 is a deficient number, since it is larger than the sum of its proper divisors (5550495975).

8205725625 is a wasteful number, since it uses less digits than its factorization.

8205725625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27035 (or 27020 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 42.

The square root of 8205725625 is about 90585.4603399464. The cubic root of 8205725625 is about 2016.9989112534.

The spelling of 8205725625 in words is "eight billion, two hundred five million, seven hundred twenty-five thousand, six hundred twenty-five".