27777133313 has 8 divisors (see below), whose sum is σ = 27827740416. Its totient is φ = 27726573600.

The previous prime is 27777133309. The next prime is 27777133333. The reversal of 27777133313 is 31333177772.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 27777133313 - 2² = 27777133309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27777133333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1287848 + ... + 1309238.

It is an arithmetic number, because the mean of its divisors is an integer number (3478467552).

Almost surely, 2^27777133313 is an apocalyptic number.

It is an amenable number.

27777133313 is a deficient number, since it is larger than the sum of its proper divisors (50607103).

27777133313 is a wasteful number, since it uses less digits than its factorization.

27777133313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23695.

The product of its digits is 388962, while the sum is 44.

The spelling of 27777133313 in words is "twenty-seven billion, seven hundred seventy-seven million, one hundred thirty-three thousand, three hundred thirteen".