27777675067 has 2 divisors, whose sum is σ = 27777675068. Its totient is φ = 27777675066.

The previous prime is 27777675059. The next prime is 27777675083. The reversal of 27777675067 is 76057677772.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27777675067 - 2³ = 27777675059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27777674996 and 27777675014.

It is not a weakly prime, because it can be changed into another prime (27777675017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13888837533 + 13888837534.

It is an arithmetic number, because the mean of its divisors is an integer number (13888837534).

Almost surely, 2^27777675067 is an apocalyptic number.

27777675067 is a deficient number, since it is larger than the sum of its proper divisors (1).

27777675067 is an equidigital number, since it uses as much as digits as its factorization.

27777675067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42353640, while the sum is 61.

The spelling of 27777675067 in words is "twenty-seven billion, seven hundred seventy-seven million, six hundred seventy-five thousand, sixty-seven".