9941165625 has 24 divisors (see below), whose sum is σ = 16567564608. Its totient is φ = 5301950000.

The previous prime is 9941165609. The next prime is 9941165659. The reversal of 9941165625 is 5265611499.

It is not a de Polignac number, because 9941165625 - 2⁴ = 9941165609 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 520821 + ... + 539570.

It is an arithmetic number, because the mean of its divisors is an integer number (690315192).

Almost surely, 2^9941165625 is an apocalyptic number.

It is an amenable number.

9941165625 is a deficient number, since it is larger than the sum of its proper divisors (6626398983).

9941165625 is an equidigital number, since it uses as much as digits as its factorization.

9941165625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060419 (or 1060399 counting only the distinct ones).

The product of its digits is 583200, while the sum is 48.

The square root of 9941165625 is about 99705.3941620011. The cubic root of 9941165625 is about 2150.2012160696.

The spelling of 9941165625 in words is "nine billion, nine hundred forty-one million, one hundred sixty-five thousand, six hundred twenty-five".