65496565 has 8 divisors (see below), whose sum is σ = 79067520. Its totient is φ = 52082832.

The previous prime is 65496559. The next prime is 65496569. The reversal of 65496565 is 56569456.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65496565 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65496569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38385 + ... + 40054.

It is an arithmetic number, because the mean of its divisors is an integer number (9883440).

Almost surely, 2^65496565 is an apocalyptic number.

It is an amenable number.

65496565 is a deficient number, since it is larger than the sum of its proper divisors (13570955).

65496565 is a wasteful number, since it uses less digits than its factorization.

65496565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78611.

The product of its digits is 972000, while the sum is 46.

The square root of 65496565 is about 8092.9948103283. The cubic root of 65496565 is about 403.0938522496.

The spelling of 65496565 in words is "sixty-five million, four hundred ninety-six thousand, five hundred sixty-five".