9756500625 has 75 divisors (see below), whose sum is σ = 18253907661. Its totient is φ = 5191614000.

The previous prime is 9756500591. The next prime is 9756500639. The reversal of 9756500625 is 5260056579.

The square root of 9756500625 is 98775.

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

9756500625 is a `hidden beast` number, since 97 + 56 + 500 + 6 + 2 + 5 = 666.

9756500625 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 764909649 + 8991590976 = 27657^2 + 94824^2 .

It is a tau number, because it is divible by the number of its divisors (75).

It is not a de Polignac number, because 9756500625 - 2⁷ = 9756500497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 74 ways as a sum of consecutive naturals, for example, 22224156 + ... + 22224594.

Almost surely, 2^9756500625 is an apocalyptic number.

9756500625 is the 98775-th square number.

9756500625 is the 49388-th centered octagonal number.

It is an amenable number.

9756500625 is a deficient number, since it is larger than the sum of its proper divisors (8497407036).

9756500625 is an frugal number, since it uses more digits than its factorization.

9756500625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 910 (or 447 counting only the distinct ones).

The product of its (nonzero) digits is 567000, while the sum is 45.

The cubic root of 9756500625 is about 2136.8040208716.

The spelling of 9756500625 in words is "nine billion, seven hundred fifty-six million, five hundred thousand, six hundred twenty-five".