65436612266 has 8 divisors (see below), whose sum is σ = 98180903520. Its totient is φ = 32709644428.

The previous prime is 65436612223. The next prime is 65436612271. The reversal of 65436612266 is 66221663456.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 65436612266.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4321406 + ... + 4336521.

It is an arithmetic number, because the mean of its divisors is an integer number (12272612940).

Almost surely, 2^65436612266 is an apocalyptic number.

65436612266 is a deficient number, since it is larger than the sum of its proper divisors (32744291254).

65436612266 is a wasteful number, since it uses less digits than its factorization.

65436612266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8661708.

The product of its digits is 1866240, while the sum is 47.

The spelling of 65436612266 in words is "sixty-five billion, four hundred thirty-six million, six hundred twelve thousand, two hundred sixty-six".