27777304141 has 4 divisors (see below), whose sum is σ = 27787477984. Its totient is φ = 27767130300.

The previous prime is 27777304129. The next prime is 27777304151. The reversal of 27777304141 is 14140377772.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 27777304141 - 2¹⁹ = 27776779853 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 (27777304151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5082825 + ... + 5088286.

It is an arithmetic number, because the mean of its divisors is an integer number (6946869496).

Almost surely, 2^27777304141 is an apocalyptic number.

It is an amenable number.

27777304141 is a deficient number, since it is larger than the sum of its proper divisors (10173843).

27777304141 is a wasteful number, since it uses less digits than its factorization.

27777304141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10173842.

The product of its (nonzero) digits is 230496, while the sum is 43.

The spelling of 27777304141 in words is "twenty-seven billion, seven hundred seventy-seven million, three hundred four thousand, one hundred forty-one".