27076928869691 has 4 divisors (see below), whose sum is σ = 27520812949584. Its totient is φ = 26633044789800.

The previous prime is 27076928869667. The next prime is 27076928869723. The reversal of 27076928869691 is 19696882967072.

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 27076928869691 - 2¹⁰ = 27076928868667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27076928869621) 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, 221942039855 + ... + 221942039976.

It is an arithmetic number, because the mean of its divisors is an integer number (6880203237396).

Almost surely, 2^{27076928869691} is an apocalyptic number.

27076928869691 is a deficient number, since it is larger than the sum of its proper divisors (443884079893).

27076928869691 is an equidigital number, since it uses as much as digits as its factorization.

27076928869691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443884079892.

The product of its (nonzero) digits is 1975228416, while the sum is 80.

The spelling of 27076928869691 in words is "twenty-seven trillion, seventy-six billion, nine hundred twenty-eight million, eight hundred sixty-nine thousand, six hundred ninety-one".