27828986267 has 2 divisors, whose sum is σ = 27828986268. Its totient is φ = 27828986266.

The previous prime is 27828986249. The next prime is 27828986279. The reversal of 27828986267 is 76268982872.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27828986267 - 2²² = 27824791963 is a prime.

It is not a weakly prime, because it can be changed into another prime (27828986167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13914493133 + 13914493134.

It is an arithmetic number, because the mean of its divisors is an integer number (13914493134).

Almost surely, 2^27828986267 is an apocalyptic number.

27828986267 is a deficient number, since it is larger than the sum of its proper divisors (1).

27828986267 is an equidigital number, since it uses as much as digits as its factorization.

27828986267 is an evil number, because the sum of its binary digits is even.

The product of its digits is 65028096, while the sum is 65.

The spelling of 27828986267 in words is "twenty-seven billion, eight hundred twenty-eight million, nine hundred eighty-six thousand, two hundred sixty-seven".