8571573675625 has 15 divisors (see below), whose sum is σ = 10711129927971. Its totient is φ = 6857200386000.

The previous prime is 8571573675611. The next prime is 8571573675641. The reversal of 8571573675625 is 5265763751758.

It is a happy number.

The square root of 8571573675625 is 2927725.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 7 ways, for example, as 8058121174489 + 513452501136 = 2838683^2 + 716556^2 .

It is not a de Polignac number, because 8571573675625 - 2¹⁷ = 8571573544553 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 73134571 + ... + 73251679.

Almost surely, 2^{8571573675625} is an apocalyptic number.

8571573675625 is the 2927725-th square number.

8571573675625 is the 1463863-rd centered octagonal number.

It is an amenable number.

8571573675625 is a deficient number, since it is larger than the sum of its proper divisors (2139556252346).

8571573675625 is an frugal number, since it uses more digits than its factorization.

8571573675625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234238 (or 117114 counting only the distinct ones).

The product of its digits is 370440000, while the sum is 67.

The spelling of 8571573675625 in words is "eight trillion, five hundred seventy-one billion, five hundred seventy-three million, six hundred seventy-five thousand, six hundred twenty-five".