8512632225 has 60 divisors (see below), whose sum is σ = 16598325040. Its totient is φ = 4301100000.

The previous prime is 8512632223. The next prime is 8512632283. The reversal of 8512632225 is 5222362158.

It is a happy number.

8512632225 is a `hidden beast` number, since 8 + 5 + 12 + 632 + 2 + 2 + 5 = 666.

It is not a de Polignac number, because 8512632225 - 2¹ = 8512632223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8512632225.

It is not an unprimeable number, because it can be changed into a prime (8512632223) 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 59 ways as a sum of consecutive naturals, for example, 72151 + ... + 149100.

Almost surely, 2^8512632225 is an apocalyptic number.

It is an amenable number.

8512632225 is a deficient number, since it is larger than the sum of its proper divisors (8085692815).

8512632225 is a wasteful number, since it uses less digits than its factorization.

8512632225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221292 (or 221278 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 8512632225 is about 92263.9269974999. The cubic root of 8512632225 is about 2041.8380385005.

The spelling of 8512632225 in words is "eight billion, five hundred twelve million, six hundred thirty-two thousand, two hundred twenty-five".