2730505076863 has 4 divisors (see below), whose sum is σ = 2732594217480. Its totient is φ = 2728415936248.

The previous prime is 2730505076813. The next prime is 2730505076867. The reversal of 2730505076863 is 3686705050372.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2730505076863 - 2¹³ = 2730505068671 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2730505076863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2730505076867) 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, 1044568348 + ... + 1044570961.

It is an arithmetic number, because the mean of its divisors is an integer number (683148554370).

Almost surely, 2^{2730505076863} is an apocalyptic number.

2730505076863 is a deficient number, since it is larger than the sum of its proper divisors (2089140617).

2730505076863 is a wasteful number, since it uses less digits than its factorization.

2730505076863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2089140616.

The product of its (nonzero) digits is 6350400, while the sum is 52.

The spelling of 2730505076863 in words is "two trillion, seven hundred thirty billion, five hundred five million, seventy-six thousand, eight hundred sixty-three".