8528535252561 has 32 divisors (see below), whose sum is σ = 11793690759168. Its totient is φ = 5478944889600.

The previous prime is 8528535252557. The next prime is 8528535252571. The reversal of 8528535252561 is 1652525358258.

It is not a de Polignac number, because 8528535252561 - 2² = 8528535252557 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8528535252571) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 633450 + ... + 4178316.

It is an arithmetic number, because the mean of its divisors is an integer number (368552836224).

Almost surely, 2^{8528535252561} is an apocalyptic number.

It is an amenable number.

8528535252561 is a deficient number, since it is larger than the sum of its proper divisors (3265155506607).

8528535252561 is a wasteful number, since it uses less digits than its factorization.

8528535252561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3545181.

The product of its digits is 28800000, while the sum is 57.

The spelling of 8528535252561 in words is "eight trillion, five hundred twenty-eight billion, five hundred thirty-five million, two hundred fifty-two thousand, five hundred sixty-one".