9564085525 has 12 divisors (see below), whose sum is σ = 11964420612. Its totient is φ = 7583555840.

The previous prime is 9564085493. The next prime is 9564085541. The reversal of 9564085525 is 5255804659.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 2309475249 + 7254610276 = 48057^2 + 85174^2 .

It is not a de Polignac number, because 9564085525 - 2⁵ = 9564085493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1689934 + ... + 1695583.

It is an arithmetic number, because the mean of its divisors is an integer number (997035051).

Almost surely, 2^9564085525 is an apocalyptic number.

It is an amenable number.

9564085525 is a deficient number, since it is larger than the sum of its proper divisors (2400335087).

9564085525 is a wasteful number, since it uses less digits than its factorization.

9564085525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3385640 (or 3385635 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 49.

The square root of 9564085525 is about 97796.1426897810. The cubic root of 9564085525 is about 2122.6634913878.

The spelling of 9564085525 in words is "nine billion, five hundred sixty-four million, eighty-five thousand, five hundred twenty-five".