27243303277 has 16 divisors (see below), whose sum is σ = 28150156800. Its totient is φ = 26354631600.

The previous prime is 27243303271. The next prime is 27243303317. The reversal of 27243303277 is 77230334272.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27243303277 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 (27243303271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 938974 + ... + 967552.

It is an arithmetic number, because the mean of its divisors is an integer number (1759384800).

Almost surely, 2^27243303277 is an apocalyptic number.

It is an amenable number.

27243303277 is a deficient number, since it is larger than the sum of its proper divisors (906853523).

27243303277 is a wasteful number, since it uses less digits than its factorization.

27243303277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28896.

The product of its (nonzero) digits is 296352, while the sum is 40.

The spelling of 27243303277 in words is "twenty-seven billion, two hundred forty-three million, three hundred three thousand, two hundred seventy-seven".