65505201 has 8 divisors (see below), whose sum is σ = 90157824. Its totient is φ = 42261360.

The previous prime is 65505149. The next prime is 65505241. The reversal of 65505201 is 10250556.

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

It is not a de Polignac number, because 65505201 - 2²¹ = 63408049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65505241) 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, 352086 + ... + 352271.

It is an arithmetic number, because the mean of its divisors is an integer number (11269728).

Almost surely, 2^65505201 is an apocalyptic number.

It is an amenable number.

65505201 is a deficient number, since it is larger than the sum of its proper divisors (24652623).

65505201 is a wasteful number, since it uses less digits than its factorization.

65505201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704391.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 65505201 is about 8093.5283405941. The cubic root of 65505201 is about 403.1115680159. Note that the first 3 decimals are identical.

Adding to 65505201 its reverse (10250556), we get a palindrome (75755757).

The spelling of 65505201 in words is "sixty-five million, five hundred five thousand, two hundred one".