8486520825 has 24 divisors (see below), whose sum is σ = 14082856576. Its totient is φ = 4509432000.

The previous prime is 8486520817. The next prime is 8486520827. The reversal of 8486520825 is 5280256848.

It is a happy number.

It is not a de Polignac number, because 8486520825 - 2³ = 8486520817 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8486520827) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 188446 + ... + 229095.

Almost surely, 2^8486520825 is an apocalyptic number.

It is an amenable number.

8486520825 is a deficient number, since it is larger than the sum of its proper divisors (5596335751).

8486520825 is a wasteful number, since it uses less digits than its factorization.

8486520825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417825 (or 417820 counting only the distinct ones).

The product of its (nonzero) digits is 1228800, while the sum is 48.

The square root of 8486520825 is about 92122.3144791749. The cubic root of 8486520825 is about 2039.7482087831.

The spelling of 8486520825 in words is "eight billion, four hundred eighty-six million, five hundred twenty thousand, eight hundred twenty-five".