8516683572 has 12 divisors (see below), whose sum is σ = 19872261696. Its totient is φ = 2838894520.

The previous prime is 8516683561. The next prime is 8516683597. The reversal of 8516683572 is 2753866158.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354861804 + ... + 354861827.

It is an arithmetic number, because the mean of its divisors is an integer number (1656021808).

Almost surely, 2^8516683572 is an apocalyptic number.

It is an amenable number.

8516683572 is an abundant number, since it is smaller than the sum of its proper divisors (11355578124).

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

8516683572 is a wasteful number, since it uses less digits than its factorization.

8516683572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709723638 (or 709723636 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 51.

The square root of 8516683572 is about 92285.8795916255. The cubic root of 8516683572 is about 2042.1619055189.

The spelling of 8516683572 in words is "eight billion, five hundred sixteen million, six hundred eighty-three thousand, five hundred seventy-two".