275845385216 has 44 divisors (see below), whose sum is σ = 551580689760. Its totient is φ = 137882849280.

The previous prime is 275845385213. The next prime is 275845385243. The reversal of 275845385216 is 612583548572.

It is not an unprimeable number, because it can be changed into a prime (275845385213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3681050 + ... + 3755238.

Almost surely, 2^275845385216 is an apocalyptic number.

It is an amenable number.

275845385216 is a deficient number, since it is larger than the sum of its proper divisors (275735304544).

275845385216 is an equidigital number, since it uses as much as digits as its factorization.

275845385216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77840 (or 77822 counting only the distinct ones).

The product of its digits is 16128000, while the sum is 56.

The spelling of 275845385216 in words is "two hundred seventy-five billion, eight hundred forty-five million, three hundred eighty-five thousand, two hundred sixteen".