27248765963 has 4 divisors (see below), whose sum is σ = 28682911560. Its totient is φ = 25814620368.

The previous prime is 27248765959. The next prime is 27248766029. The reversal of 27248765963 is 36956784272.

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 27248765963 - 2² = 27248765959 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27248767963) 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, 717072770 + ... + 717072807.

It is an arithmetic number, because the mean of its divisors is an integer number (7170727890).

Almost surely, 2^27248765963 is an apocalyptic number.

27248765963 is a deficient number, since it is larger than the sum of its proper divisors (1434145597).

27248765963 is a wasteful number, since it uses less digits than its factorization.

27248765963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1434145596.

The product of its digits is 30481920, while the sum is 59.

The spelling of 27248765963 in words is "twenty-seven billion, two hundred forty-eight million, seven hundred sixty-five thousand, nine hundred sixty-three".