27138200267 has 2 divisors, whose sum is σ = 27138200268. Its totient is φ = 27138200266.

The previous prime is 27138200263. The next prime is 27138200333. The reversal of 27138200267 is 76200283172.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27138200267 - 2² = 27138200263 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27138200267.

It is not a weakly prime, because it can be changed into another prime (27138200263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13569100133 + 13569100134.

It is an arithmetic number, because the mean of its divisors is an integer number (13569100134).

Almost surely, 2^27138200267 is an apocalyptic number.

27138200267 is a deficient number, since it is larger than the sum of its proper divisors (1).

27138200267 is an equidigital number, since it uses as much as digits as its factorization.

27138200267 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56448, while the sum is 38.

The spelling of 27138200267 in words is "twenty-seven billion, one hundred thirty-eight million, two hundred thousand, two hundred sixty-seven".