268836580322 has 6 divisors (see below), whose sum is σ = 403255970379. Its totient is φ = 134417923530.

The previous prime is 268836580321. The next prime is 268836580373. The reversal of 268836580322 is 223085638862.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 134418290161 + 134418290161 = 366631^2 + 366631^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=366631.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (268836580321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 549947 + ... + 916577.

Almost surely, 2^268836580322 is an apocalyptic number.

268836580322 is a deficient number, since it is larger than the sum of its proper divisors (134419390057).

268836580322 is an frugal number, since it uses more digits than its factorization.

268836580322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733264 (or 366633 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 53.

The spelling of 268836580322 in words is "two hundred sixty-eight billion, eight hundred thirty-six million, five hundred eighty thousand, three hundred twenty-two".