65268066822 has 128 divisors (see below), whose sum is σ = 155219656704. Its totient is φ = 17908345728.

The previous prime is 65268066821. The next prime is 65268066863. The reversal of 65268066822 is 22866086256.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65268066821) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 44010093 + ... + 44011575.

It is an arithmetic number, because the mean of its divisors is an integer number (1212653568).

Almost surely, 2^65268066822 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65268066822, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77609828352).

65268066822 is an abundant number, since it is smaller than the sum of its proper divisors (89951589882).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65268066822 is a wasteful number, since it uses less digits than its factorization.

65268066822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1882.

The product of its (nonzero) digits is 3317760, while the sum is 51.

The spelling of 65268066822 in words is "sixty-five billion, two hundred sixty-eight million, sixty-six thousand, eight hundred twenty-two".