8516325825 has 240 divisors, whose sum is σ = 19224325120. Its totient is φ = 3640567680.

The previous prime is 8516325817. The next prime is 8516325833. The reversal of 8516325825 is 5285236158.

8516325825 is a `hidden beast` number, since 8 + 5 + 1 + 63 + 2 + 582 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (8516325817) and next prime (8516325833).

It is not a de Polignac number, because 8516325825 - 2³ = 8516325817 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

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 239 ways as a sum of consecutive naturals, for example, 27740322 + ... + 27740628.

Almost surely, 2^8516325825 is an apocalyptic number.

It is an amenable number.

8516325825 is an abundant number, since it is smaller than the sum of its proper divisors (10707999295).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8516325825 is a wasteful number, since it uses less digits than its factorization.

8516325825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458 (or 444 counting only the distinct ones).

The product of its digits is 576000, while the sum is 45.

The square root of 8516325825 is about 92283.9413170027. The cubic root of 8516325825 is about 2042.1333111520.

The spelling of 8516325825 in words is "eight billion, five hundred sixteen million, three hundred twenty-five thousand, eight hundred twenty-five".