2709271993679 has 4 divisors (see below), whose sum is σ = 2709302577576. Its totient is φ = 2709241409784.

The previous prime is 2709271993639. The next prime is 2709271993699. The reversal of 2709271993679 is 9763991729072.

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 2709271993679 - 2¹² = 2709271989583 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 (2709271993639) 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, 15158684 + ... + 15336369.

It is an arithmetic number, because the mean of its divisors is an integer number (677325644394).

Almost surely, 2^{2709271993679} is an apocalyptic number.

2709271993679 is a deficient number, since it is larger than the sum of its proper divisors (30583897).

2709271993679 is an equidigital number, since it uses as much as digits as its factorization.

2709271993679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30583896.

The product of its (nonzero) digits is 162030456, while the sum is 71.

The spelling of 2709271993679 in words is "two trillion, seven hundred nine billion, two hundred seventy-one million, nine hundred ninety-three thousand, six hundred seventy-nine".