27039982807 has 4 divisors (see below), whose sum is σ = 27040537656. Its totient is φ = 27039427960.

The previous prime is 27039982799. The next prime is 27039982891. The reversal of 27039982807 is 70828993072.

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 27039982807 - 2³ = 27039982799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27039982507) 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, 196444 + ... + 304417.

It is an arithmetic number, because the mean of its divisors is an integer number (6760134414).

Almost surely, 2^27039982807 is an apocalyptic number.

27039982807 is a deficient number, since it is larger than the sum of its proper divisors (554849).

27039982807 is an equidigital number, since it uses as much as digits as its factorization.

27039982807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554848.

The product of its (nonzero) digits is 3048192, while the sum is 55.

The spelling of 27039982807 in words is "twenty-seven billion, thirty-nine million, nine hundred eighty-two thousand, eight hundred seven".