65560525 has 12 divisors (see below), whose sum is σ = 81404512. Its totient is φ = 52377840.

The previous prime is 65560519. The next prime is 65560589. The reversal of 65560525 is 52506556.

It is a happy number.

It is not a de Polignac number, because 65560525 - 2¹⁵ = 65527757 is a prime.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25342 + ... + 27808.

Almost surely, 2^65560525 is an apocalyptic number.

It is an amenable number.

65560525 is a deficient number, since it is larger than the sum of its proper divisors (15843987).

65560525 is a wasteful number, since it uses less digits than its factorization.

65560525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3540 (or 3535 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 34.

The square root of 65560525 is about 8096.9454116969. The cubic root of 65560525 is about 403.2250219529.

The spelling of 65560525 in words is "sixty-five million, five hundred sixty thousand, five hundred twenty-five".