65535505210065 has 16 divisors (see below), whose sum is σ = 114389245457856. Its totient is φ = 31774790404800.

The previous prime is 65535505210057. The next prime is 65535505210067. The reversal of 65535505210065 is 56001250553556.

It is a happy number.

It is not a de Polignac number, because 65535505210065 - 2³ = 65535505210057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65535505209996 and 65535505210023.

It is not an unprimeable number, because it can be changed into a prime (65535505210067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198592439866 + ... + 198592440195.

It is an arithmetic number, because the mean of its divisors is an integer number (7149327841116).

Almost surely, 2^{65535505210065} is an apocalyptic number.

It is an amenable number.

65535505210065 is a deficient number, since it is larger than the sum of its proper divisors (48853740247791).

65535505210065 is a wasteful number, since it uses less digits than its factorization.

65535505210065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397184880080.

The product of its (nonzero) digits is 3375000, while the sum is 48.

The spelling of 65535505210065 in words is "sixty-five trillion, five hundred thirty-five billion, five hundred five million, two hundred ten thousand, sixty-five".